Home / 132,340.32-198,537.88-43,599.28

Finding the Fourth Proportional to 132,340.32, 198,537.88 and 43,599.28

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Solution

The fourth proportional to 132,340.32, 198,537.88 and 43,599.28 is: 65,407.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,340.32 : 198,537.88 = 43,599.28 : x
  2. Step 2: Convert to fraction form
    132,340.32/198,537.88 = 43,599.28/x
  3. Step 3: Cross multiply
    132,340.32x = 198,537.88 × 43,599.28
  4. Step 4: Simplify right side
    132,340.32x = 8,656,108,620.73
  5. Step 5: Solve for x
    x = 8,656,108,620.73/132,340.32
  6. Step 6: Final answer
    x = 65,407.95

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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.