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Finding the Fourth Proportional to 36,231.66, 54,340.11 and 9,934.38

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Solution

The fourth proportional to 36,231.66, 54,340.11 and 9,934.38 is: 14,899.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,231.66 : 54,340.11 = 9,934.38 : x
  2. Step 2: Convert to fraction form
    36,231.66/54,340.11 = 9,934.38/x
  3. Step 3: Cross multiply
    36,231.66x = 54,340.11 × 9,934.38
  4. Step 4: Simplify right side
    36,231.66x = 539,835,301.98
  5. Step 5: Solve for x
    x = 539,835,301.98/36,231.66
  6. Step 6: Final answer
    x = 14,899.55

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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.