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Finding the Fourth Proportional to 48,523.31, 66,965.22 and 29,404.76

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Solution

The fourth proportional to 48,523.31, 66,965.22 and 29,404.76 is: 40,580.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,523.31 : 66,965.22 = 29,404.76 : x
  2. Step 2: Convert to fraction form
    48,523.31/66,965.22 = 29,404.76/x
  3. Step 3: Cross multiply
    48,523.31x = 66,965.22 × 29,404.76
  4. Step 4: Simplify right side
    48,523.31x = 1,969,096,222.45
  5. Step 5: Solve for x
    x = 1,969,096,222.45/48,523.31
  6. Step 6: Final answer
    x = 40,580.42

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.