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Finding the Fourth Proportional to 31,937.88, 44,070.30 and 17,789.88

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Solution

The fourth proportional to 31,937.88, 44,070.30 and 17,789.88 is: 24,547.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,937.88 : 44,070.30 = 17,789.88 : x
  2. Step 2: Convert to fraction form
    31,937.88/44,070.30 = 17,789.88/x
  3. Step 3: Cross multiply
    31,937.88x = 44,070.30 × 17,789.88
  4. Step 4: Simplify right side
    31,937.88x = 784,005,348.56
  5. Step 5: Solve for x
    x = 784,005,348.56/31,937.88
  6. Step 6: Final answer
    x = 24,547.82

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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.