Home / 198,220.04-273,543.78-107,575.97

Finding the Fourth Proportional to 198,220.04, 273,543.78 and 107,575.97

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Solution

The fourth proportional to 198,220.04, 273,543.78 and 107,575.97 is: 148,454.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,220.04 : 273,543.78 = 107,575.97 : x
  2. Step 2: Convert to fraction form
    198,220.04/273,543.78 = 107,575.97/x
  3. Step 3: Cross multiply
    198,220.04x = 273,543.78 × 107,575.97
  4. Step 4: Simplify right side
    198,220.04x = 29,426,736,103.25
  5. Step 5: Solve for x
    x = 29,426,736,103.25/198,220.04
  6. Step 6: Final answer
    x = 148,454.90

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1.5x scale

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.