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Finding the Fourth Proportional to 52,704.67, 72,736.39 and 30,044.20

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Solution

The fourth proportional to 52,704.67, 72,736.39 and 30,044.20 is: 41,463.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,704.67 : 72,736.39 = 30,044.20 : x
  2. Step 2: Convert to fraction form
    52,704.67/72,736.39 = 30,044.20/x
  3. Step 3: Cross multiply
    52,704.67x = 72,736.39 × 30,044.20
  4. Step 4: Simplify right side
    52,704.67x = 2,185,306,391.49
  5. Step 5: Solve for x
    x = 2,185,306,391.49/52,704.67
  6. Step 6: Final answer
    x = 41,463.24

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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.