Home / 68,487.17-94,572.50-43,037.78

Finding the Fourth Proportional to 68,487.17, 94,572.50 and 43,037.78

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Solution

The fourth proportional to 68,487.17, 94,572.50 and 43,037.78 is: 59,429.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,487.17 : 94,572.50 = 43,037.78 : x
  2. Step 2: Convert to fraction form
    68,487.17/94,572.50 = 43,037.78/x
  3. Step 3: Cross multiply
    68,487.17x = 94,572.50 × 43,037.78
  4. Step 4: Simplify right side
    68,487.17x = 4,070,189,761.00
  5. Step 5: Solve for x
    x = 4,070,189,761.00/68,487.17
  6. Step 6: Final answer
    x = 59,429.96

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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.