Home / 98,545.92-147,819.69-42,382.14

Finding the Fourth Proportional to 98,545.92, 147,819.69 and 42,382.14

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Solution

The fourth proportional to 98,545.92, 147,819.69 and 42,382.14 is: 63,573.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,545.92 : 147,819.69 = 42,382.14 : x
  2. Step 2: Convert to fraction form
    98,545.92/147,819.69 = 42,382.14/x
  3. Step 3: Cross multiply
    98,545.92x = 147,819.69 × 42,382.14
  4. Step 4: Simplify right side
    98,545.92x = 6,264,914,796.34
  5. Step 5: Solve for x
    x = 6,264,914,796.34/98,545.92
  6. Step 6: Final answer
    x = 63,573.56

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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.