Home / 104,565.41-144,301.18-56,818.76

Finding the Fourth Proportional to 104,565.41, 144,301.18 and 56,818.76

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Solution

The fourth proportional to 104,565.41, 144,301.18 and 56,818.76 is: 78,410.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,565.41 : 144,301.18 = 56,818.76 : x
  2. Step 2: Convert to fraction form
    104,565.41/144,301.18 = 56,818.76/x
  3. Step 3: Cross multiply
    104,565.41x = 144,301.18 × 56,818.76
  4. Step 4: Simplify right side
    104,565.41x = 8,199,014,114.14
  5. Step 5: Solve for x
    x = 8,199,014,114.14/104,565.41
  6. Step 6: Final answer
    x = 78,410.39

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Half scale
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Double scale
Find fourth proportional to 104,566.41, 144,302.56 and 56,819.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.