Home / 113,553.24-156,715.72-62,571.09

Finding the Fourth Proportional to 113,553.24, 156,715.72 and 62,571.09

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Solution

The fourth proportional to 113,553.24, 156,715.72 and 62,571.09 is: 86,354.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,553.24 : 156,715.72 = 62,571.09 : x
  2. Step 2: Convert to fraction form
    113,553.24/156,715.72 = 62,571.09/x
  3. Step 3: Cross multiply
    113,553.24x = 156,715.72 × 62,571.09
  4. Step 4: Simplify right side
    113,553.24x = 9,805,873,420.53
  5. Step 5: Solve for x
    x = 9,805,873,420.53/113,553.24
  6. Step 6: Final answer
    x = 86,354.86

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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.