Home / 113,505.03-156,638.00-62,517.94

Finding the Fourth Proportional to 113,505.03, 156,638.00 and 62,517.94

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Solution

The fourth proportional to 113,505.03, 156,638.00 and 62,517.94 is: 86,275.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,505.03 : 156,638.00 = 62,517.94 : x
  2. Step 2: Convert to fraction form
    113,505.03/156,638.00 = 62,517.94/x
  3. Step 3: Cross multiply
    113,505.03x = 156,638.00 × 62,517.94
  4. Step 4: Simplify right side
    113,505.03x = 9,792,684,773.13
  5. Step 5: Solve for x
    x = 9,792,684,773.13/113,505.03
  6. Step 6: Final answer
    x = 86,275.34

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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.