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Finding the Fourth Proportional to 47,248.62, 70,873.02 and 44,361.78

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Solution

The fourth proportional to 47,248.62, 70,873.02 and 44,361.78 is: 66,542.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,248.62 : 70,873.02 = 44,361.78 : x
  2. Step 2: Convert to fraction form
    47,248.62/70,873.02 = 44,361.78/x
  3. Step 3: Cross multiply
    47,248.62x = 70,873.02 × 44,361.78
  4. Step 4: Simplify right side
    47,248.62x = 3,144,053,321.18
  5. Step 5: Solve for x
    x = 3,144,053,321.18/47,248.62
  6. Step 6: Final answer
    x = 66,542.75

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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.