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Finding the Fourth Proportional to 43,924.59, 66,231.59 and 40,250.43

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Solution

The fourth proportional to 43,924.59, 66,231.59 and 40,250.43 is: 60,691.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,924.59 : 66,231.59 = 40,250.43 : x
  2. Step 2: Convert to fraction form
    43,924.59/66,231.59 = 40,250.43/x
  3. Step 3: Cross multiply
    43,924.59x = 66,231.59 × 40,250.43
  4. Step 4: Simplify right side
    43,924.59x = 2,665,849,775.83
  5. Step 5: Solve for x
    x = 2,665,849,775.83/43,924.59
  6. Step 6: Final answer
    x = 60,691.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.