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Finding the Fourth Proportional to 17,937.52, 24,753.90 and 9,980.08

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Solution

The fourth proportional to 17,937.52, 24,753.90 and 9,980.08 is: 13,772.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,937.52 : 24,753.90 = 9,980.08 : x
  2. Step 2: Convert to fraction form
    17,937.52/24,753.90 = 9,980.08/x
  3. Step 3: Cross multiply
    17,937.52x = 24,753.90 × 9,980.08
  4. Step 4: Simplify right side
    17,937.52x = 247,045,902.31
  5. Step 5: Solve for x
    x = 247,045,902.31/17,937.52
  6. Step 6: Final answer
    x = 13,772.58

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1.5x scale

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.