Home / 72,037.14-108,000.63-59,517.78

Finding the Fourth Proportional to 72,037.14, 108,000.63 and 59,517.78

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Solution

The fourth proportional to 72,037.14, 108,000.63 and 59,517.78 is: 89,231.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,037.14 : 108,000.63 = 59,517.78 : x
  2. Step 2: Convert to fraction form
    72,037.14/108,000.63 = 59,517.78/x
  3. Step 3: Cross multiply
    72,037.14x = 108,000.63 × 59,517.78
  4. Step 4: Simplify right side
    72,037.14x = 6,427,957,736.20
  5. Step 5: Solve for x
    x = 6,427,957,736.20/72,037.14
  6. Step 6: Final answer
    x = 89,231.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.