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Finding the Fourth Proportional to 94,103.20, 129,854.70 and 51,660.28

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Solution

The fourth proportional to 94,103.20, 129,854.70 and 51,660.28 is: 71,286.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,103.20 : 129,854.70 = 51,660.28 : x
  2. Step 2: Convert to fraction form
    94,103.20/129,854.70 = 51,660.28/x
  3. Step 3: Cross multiply
    94,103.20x = 129,854.70 × 51,660.28
  4. Step 4: Simplify right side
    94,103.20x = 6,708,330,161.32
  5. Step 5: Solve for x
    x = 6,708,330,161.32/94,103.20
  6. Step 6: Final answer
    x = 71,286.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.