Home / 104,531.46-144,110.60-71,824.88

Finding the Fourth Proportional to 104,531.46, 144,110.60 and 71,824.88

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Solution

The fourth proportional to 104,531.46, 144,110.60 and 71,824.88 is: 99,020.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,531.46 : 144,110.60 = 71,824.88 : x
  2. Step 2: Convert to fraction form
    104,531.46/144,110.60 = 71,824.88/x
  3. Step 3: Cross multiply
    104,531.46x = 144,110.60 × 71,824.88
  4. Step 4: Simplify right side
    104,531.46x = 10,350,726,551.73
  5. Step 5: Solve for x
    x = 10,350,726,551.73/104,531.46
  6. Step 6: Final answer
    x = 99,020.20

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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.