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Finding the Fourth Proportional to 36,592.38, 54,888.70 and 8,890.38

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Solution

The fourth proportional to 36,592.38, 54,888.70 and 8,890.38 is: 13,335.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,592.38 : 54,888.70 = 8,890.38 : x
  2. Step 2: Convert to fraction form
    36,592.38/54,888.70 = 8,890.38/x
  3. Step 3: Cross multiply
    36,592.38x = 54,888.70 × 8,890.38
  4. Step 4: Simplify right side
    36,592.38x = 487,981,400.71
  5. Step 5: Solve for x
    x = 487,981,400.71/36,592.38
  6. Step 6: Final answer
    x = 13,335.60

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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.