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Finding the Fourth Proportional to 36,414.65, 54,629.47 and 15,354.76

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Solution

The fourth proportional to 36,414.65, 54,629.47 and 15,354.76 is: 23,035.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,414.65 : 54,629.47 = 15,354.76 : x
  2. Step 2: Convert to fraction form
    36,414.65/54,629.47 = 15,354.76/x
  3. Step 3: Cross multiply
    36,414.65x = 54,629.47 × 15,354.76
  4. Step 4: Simplify right side
    36,414.65x = 838,822,400.78
  5. Step 5: Solve for x
    x = 838,822,400.78/36,414.65
  6. Step 6: Final answer
    x = 23,035.30

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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.