Home / 198,939.56-298,412.50-110,753.58

Finding the Fourth Proportional to 198,939.56, 298,412.50 and 110,753.58

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Solution

The fourth proportional to 198,939.56, 298,412.50 and 110,753.58 is: 166,132.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,939.56 : 298,412.50 = 110,753.58 : x
  2. Step 2: Convert to fraction form
    198,939.56/298,412.50 = 110,753.58/x
  3. Step 3: Cross multiply
    198,939.56x = 298,412.50 × 110,753.58
  4. Step 4: Simplify right side
    198,939.56x = 33,050,252,691.75
  5. Step 5: Solve for x
    x = 33,050,252,691.75/198,939.56
  6. Step 6: Final answer
    x = 166,132.13

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1.5x scale

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.