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Finding the Fourth Proportional to 65,760.80, 98,651.04 and 24,204.64

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Solution

The fourth proportional to 65,760.80, 98,651.04 and 24,204.64 is: 36,310.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,760.80 : 98,651.04 = 24,204.64 : x
  2. Step 2: Convert to fraction form
    65,760.80/98,651.04 = 24,204.64/x
  3. Step 3: Cross multiply
    65,760.80x = 98,651.04 × 24,204.64
  4. Step 4: Simplify right side
    65,760.80x = 2,387,812,908.83
  5. Step 5: Solve for x
    x = 2,387,812,908.83/65,760.80
  6. Step 6: Final answer
    x = 36,310.58

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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.