Home / 132,932.49-199,436.40-54,103.29

Finding the Fourth Proportional to 132,932.49, 199,436.40 and 54,103.29

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Solution

The fourth proportional to 132,932.49, 199,436.40 and 54,103.29 is: 81,170.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,932.49 : 199,436.40 = 54,103.29 : x
  2. Step 2: Convert to fraction form
    132,932.49/199,436.40 = 54,103.29/x
  3. Step 3: Cross multiply
    132,932.49x = 199,436.40 × 54,103.29
  4. Step 4: Simplify right side
    132,932.49x = 10,790,165,385.76
  5. Step 5: Solve for x
    x = 10,790,165,385.76/132,932.49
  6. Step 6: Final answer
    x = 81,170.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.