Home / 104,565.04-144,300.66-56,818.38

Finding the Fourth Proportional to 104,565.04, 144,300.66 and 56,818.38

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Solution

The fourth proportional to 104,565.04, 144,300.66 and 56,818.38 is: 78,409.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,565.04 : 144,300.66 = 56,818.38 : x
  2. Step 2: Convert to fraction form
    104,565.04/144,300.66 = 56,818.38/x
  3. Step 3: Cross multiply
    104,565.04x = 144,300.66 × 56,818.38
  4. Step 4: Simplify right side
    104,565.04x = 8,198,930,236.93
  5. Step 5: Solve for x
    x = 8,198,930,236.93/104,565.04
  6. Step 6: Final answer
    x = 78,409.86

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Double scale
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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.