Home / 113,586.28-156,750.14-62,600.87

Finding the Fourth Proportional to 113,586.28, 156,750.14 and 62,600.87

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Solution

The fourth proportional to 113,586.28, 156,750.14 and 62,600.87 is: 86,389.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,586.28 : 156,750.14 = 62,600.87 : x
  2. Step 2: Convert to fraction form
    113,586.28/156,750.14 = 62,600.87/x
  3. Step 3: Cross multiply
    113,586.28x = 156,750.14 × 62,600.87
  4. Step 4: Simplify right side
    113,586.28x = 9,812,695,685.00
  5. Step 5: Solve for x
    x = 9,812,695,685.00/113,586.28
  6. Step 6: Final answer
    x = 86,389.80

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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.