Home / 198,382.06-297,589.29-93,143.62

Finding the Fourth Proportional to 198,382.06, 297,589.29 and 93,143.62

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Solution

The fourth proportional to 198,382.06, 297,589.29 and 93,143.62 is: 139,723.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,382.06 : 297,589.29 = 93,143.62 : x
  2. Step 2: Convert to fraction form
    198,382.06/297,589.29 = 93,143.62/x
  3. Step 3: Cross multiply
    198,382.06x = 297,589.29 × 93,143.62
  4. Step 4: Simplify right side
    198,382.06x = 27,718,543,743.83
  5. Step 5: Solve for x
    x = 27,718,543,743.83/198,382.06
  6. Step 6: Final answer
    x = 139,723.04

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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.