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Finding the Fourth Proportional to 169,691.84, 234,171.36 and 94,237.76

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Solution

The fourth proportional to 169,691.84, 234,171.36 and 94,237.76 is: 130,046.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,691.84 : 234,171.36 = 94,237.76 : x
  2. Step 2: Convert to fraction form
    169,691.84/234,171.36 = 94,237.76/x
  3. Step 3: Cross multiply
    169,691.84x = 234,171.36 × 94,237.76
  4. Step 4: Simplify right side
    169,691.84x = 22,067,784,422.55
  5. Step 5: Solve for x
    x = 22,067,784,422.55/169,691.84
  6. Step 6: Final answer
    x = 130,046.23

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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.