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Finding the Fourth Proportional to 69,013.71, 95,238.35 and 38,799.17

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Solution

The fourth proportional to 69,013.71, 95,238.35 and 38,799.17 is: 53,542.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,013.71 : 95,238.35 = 38,799.17 : x
  2. Step 2: Convert to fraction form
    69,013.71/95,238.35 = 38,799.17/x
  3. Step 3: Cross multiply
    69,013.71x = 95,238.35 × 38,799.17
  4. Step 4: Simplify right side
    69,013.71x = 3,695,168,261.98
  5. Step 5: Solve for x
    x = 3,695,168,261.98/69,013.71
  6. Step 6: Final answer
    x = 53,542.52

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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.