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Finding the Fourth Proportional to 17,881.50, 24,677.01 and 9,924.47

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Solution

The fourth proportional to 17,881.50, 24,677.01 and 9,924.47 is: 13,696.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,881.50 : 24,677.01 = 9,924.47 : x
  2. Step 2: Convert to fraction form
    17,881.50/24,677.01 = 9,924.47/x
  3. Step 3: Cross multiply
    17,881.50x = 24,677.01 × 9,924.47
  4. Step 4: Simplify right side
    17,881.50x = 244,906,122.05
  5. Step 5: Solve for x
    x = 244,906,122.05/17,881.50
  6. Step 6: Final answer
    x = 13,696.06

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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.