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Finding the Fourth Proportional to 18,001.59, 24,841.40 and 10,447.34

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Solution

The fourth proportional to 18,001.59, 24,841.40 and 10,447.34 is: 14,416.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,001.59 : 24,841.40 = 10,447.34 : x
  2. Step 2: Convert to fraction form
    18,001.59/24,841.40 = 10,447.34/x
  3. Step 3: Cross multiply
    18,001.59x = 24,841.40 × 10,447.34
  4. Step 4: Simplify right side
    18,001.59x = 259,526,375.43
  5. Step 5: Solve for x
    x = 259,526,375.43/18,001.59
  6. Step 6: Final answer
    x = 14,416.86

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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.