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Finding the Fourth Proportional to 17,892.06, 24,691.50 and 9,934.80

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Solution

The fourth proportional to 17,892.06, 24,691.50 and 9,934.80 is: 13,710.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,892.06 : 24,691.50 = 9,934.80 : x
  2. Step 2: Convert to fraction form
    17,892.06/24,691.50 = 9,934.80/x
  3. Step 3: Cross multiply
    17,892.06x = 24,691.50 × 9,934.80
  4. Step 4: Simplify right side
    17,892.06x = 245,305,114.20
  5. Step 5: Solve for x
    x = 245,305,114.20/17,892.06
  6. Step 6: Final answer
    x = 13,710.28

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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.