Home / 198,095.56-273,370.25-107,451.29

Finding the Fourth Proportional to 198,095.56, 273,370.25 and 107,451.29

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Solution

The fourth proportional to 198,095.56, 273,370.25 and 107,451.29 is: 148,281.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,095.56 : 273,370.25 = 107,451.29 : x
  2. Step 2: Convert to fraction form
    198,095.56/273,370.25 = 107,451.29/x
  3. Step 3: Cross multiply
    198,095.56x = 273,370.25 × 107,451.29
  4. Step 4: Simplify right side
    198,095.56x = 29,373,986,962.18
  5. Step 5: Solve for x
    x = 29,373,986,962.18/198,095.56
  6. Step 6: Final answer
    x = 148,281.91

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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.