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Finding the Fourth Proportional to 27,587.62, 41,380.71 and 8,867.62

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Solution

The fourth proportional to 27,587.62, 41,380.71 and 8,867.62 is: 13,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,587.62 : 41,380.71 = 8,867.62 : x
  2. Step 2: Convert to fraction form
    27,587.62/41,380.71 = 8,867.62/x
  3. Step 3: Cross multiply
    27,587.62x = 41,380.71 × 8,867.62
  4. Step 4: Simplify right side
    27,587.62x = 366,948,411.61
  5. Step 5: Solve for x
    x = 366,948,411.61/27,587.62
  6. Step 6: Final answer
    x = 13,301.20

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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.