Home / 96,172.30-132,715.83-58,458.70

Finding the Fourth Proportional to 96,172.30, 132,715.83 and 58,458.70

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Solution

The fourth proportional to 96,172.30, 132,715.83 and 58,458.70 is: 80,671.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,172.30 : 132,715.83 = 58,458.70 : x
  2. Step 2: Convert to fraction form
    96,172.30/132,715.83 = 58,458.70/x
  3. Step 3: Cross multiply
    96,172.30x = 132,715.83 × 58,458.70
  4. Step 4: Simplify right side
    96,172.30x = 7,758,394,891.22
  5. Step 5: Solve for x
    x = 7,758,394,891.22/96,172.30
  6. Step 6: Final answer
    x = 80,671.82

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Why These Related Problems?

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