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Finding the Fourth Proportional to 17,487.52, 26,239.03 and 9,165.56

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Solution

The fourth proportional to 17,487.52, 26,239.03 and 9,165.56 is: 13,752.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,487.52 : 26,239.03 = 9,165.56 : x
  2. Step 2: Convert to fraction form
    17,487.52/26,239.03 = 9,165.56/x
  3. Step 3: Cross multiply
    17,487.52x = 26,239.03 × 9,165.56
  4. Step 4: Simplify right side
    17,487.52x = 240,495,249.70
  5. Step 5: Solve for x
    x = 240,495,249.70/17,487.52
  6. Step 6: Final answer
    x = 13,752.40

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1.5x scale

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.