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Finding the Fourth Proportional to 23,700.97, 32,704.54 and 13,089.97

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Solution

The fourth proportional to 23,700.97, 32,704.54 and 13,089.97 is: 18,062.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,700.97 : 32,704.54 = 13,089.97 : x
  2. Step 2: Convert to fraction form
    23,700.97/32,704.54 = 13,089.97/x
  3. Step 3: Cross multiply
    23,700.97x = 32,704.54 × 13,089.97
  4. Step 4: Simplify right side
    23,700.97x = 428,101,332.98
  5. Step 5: Solve for x
    x = 428,101,332.98/23,700.97
  6. Step 6: Final answer
    x = 18,062.61

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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.