Home / 132,770.16-199,382.52-88,680.24

Finding the Fourth Proportional to 132,770.16, 199,382.52 and 88,680.24

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Solution

The fourth proportional to 132,770.16, 199,382.52 and 88,680.24 is: 133,172.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,770.16 : 199,382.52 = 88,680.24 : x
  2. Step 2: Convert to fraction form
    132,770.16/199,382.52 = 88,680.24/x
  3. Step 3: Cross multiply
    132,770.16x = 199,382.52 × 88,680.24
  4. Step 4: Simplify right side
    132,770.16x = 17,681,289,725.40
  5. Step 5: Solve for x
    x = 17,681,289,725.40/132,770.16
  6. Step 6: Final answer
    x = 133,172.17

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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.