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Finding the Fourth Proportional to 65,524.76, 98,332.58 and 29,990.42

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Solution

The fourth proportional to 65,524.76, 98,332.58 and 29,990.42 is: 45,006.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,524.76 : 98,332.58 = 29,990.42 : x
  2. Step 2: Convert to fraction form
    65,524.76/98,332.58 = 29,990.42/x
  3. Step 3: Cross multiply
    65,524.76x = 98,332.58 × 29,990.42
  4. Step 4: Simplify right side
    65,524.76x = 2,949,034,732.27
  5. Step 5: Solve for x
    x = 2,949,034,732.27/65,524.76
  6. Step 6: Final answer
    x = 45,006.42

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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.