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Finding the Fourth Proportional to 65,593.79, 98,263.85 and 54,937.29

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Solution

The fourth proportional to 65,593.79, 98,263.85 and 54,937.29 is: 82,299.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,593.79 : 98,263.85 = 54,937.29 : x
  2. Step 2: Convert to fraction form
    65,593.79/98,263.85 = 54,937.29/x
  3. Step 3: Cross multiply
    65,593.79x = 98,263.85 × 54,937.29
  4. Step 4: Simplify right side
    65,593.79x = 5,398,349,888.61
  5. Step 5: Solve for x
    x = 5,398,349,888.61/65,593.79
  6. Step 6: Final answer
    x = 82,299.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.