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Finding the Fourth Proportional to 89,523, 123,542.76 and 49,237.43

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Solution

The fourth proportional to 89,523, 123,542.76 and 49,237.43 is: 67,948.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,523 : 123,542.76 = 49,237.43 : x
  2. Step 2: Convert to fraction form
    89,523/123,542.76 = 49,237.43/x
  3. Step 3: Cross multiply
    89,523x = 123,542.76 × 49,237.43
  4. Step 4: Simplify right side
    89,523x = 6,082,927,564.43
  5. Step 5: Solve for x
    x = 6,082,927,564.43/89,523
  6. Step 6: Final answer
    x = 67,948.21

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.