Home / 104,427.59-144,110.09-56,680.93

Finding the Fourth Proportional to 104,427.59, 144,110.09 and 56,680.93

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Solution

The fourth proportional to 104,427.59, 144,110.09 and 56,680.93 is: 78,219.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,427.59 : 144,110.09 = 56,680.93 : x
  2. Step 2: Convert to fraction form
    104,427.59/144,110.09 = 56,680.93/x
  3. Step 3: Cross multiply
    104,427.59x = 144,110.09 × 56,680.93
  4. Step 4: Simplify right side
    104,427.59x = 8,168,293,923.58
  5. Step 5: Solve for x
    x = 8,168,293,923.58/104,427.59
  6. Step 6: Final answer
    x = 78,219.69

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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.