Home / 132,716.10-198,746.10-88,101.30

Finding the Fourth Proportional to 132,716.10, 198,746.10 and 88,101.30

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Solution

The fourth proportional to 132,716.10, 198,746.10 and 88,101.30 is: 131,934.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,716.10 : 198,746.10 = 88,101.30 : x
  2. Step 2: Convert to fraction form
    132,716.10/198,746.10 = 88,101.30/x
  3. Step 3: Cross multiply
    132,716.10x = 198,746.10 × 88,101.30
  4. Step 4: Simplify right side
    132,716.10x = 17,509,789,779.93
  5. Step 5: Solve for x
    x = 17,509,789,779.93/132,716.10
  6. Step 6: Final answer
    x = 131,934.18

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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.