Home / 113,588.53-156,753.25-62,603.12

Finding the Fourth Proportional to 113,588.53, 156,753.25 and 62,603.12

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Solution

The fourth proportional to 113,588.53, 156,753.25 and 62,603.12 is: 86,392.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,588.53 : 156,753.25 = 62,603.12 : x
  2. Step 2: Convert to fraction form
    113,588.53/156,753.25 = 62,603.12/x
  3. Step 3: Cross multiply
    113,588.53x = 156,753.25 × 62,603.12
  4. Step 4: Simplify right side
    113,588.53x = 9,813,242,755.52
  5. Step 5: Solve for x
    x = 9,813,242,755.52/113,588.53
  6. Step 6: Final answer
    x = 86,392.90

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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.