Home / 198,964.56-298,259.25-99,030.27

Finding the Fourth Proportional to 198,964.56, 298,259.25 and 99,030.27

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Solution

The fourth proportional to 198,964.56, 298,259.25 and 99,030.27 is: 148,452.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,964.56 : 298,259.25 = 99,030.27 : x
  2. Step 2: Convert to fraction form
    198,964.56/298,259.25 = 99,030.27/x
  3. Step 3: Cross multiply
    198,964.56x = 298,259.25 × 99,030.27
  4. Step 4: Simplify right side
    198,964.56x = 29,536,694,057.50
  5. Step 5: Solve for x
    x = 29,536,694,057.50/198,964.56
  6. Step 6: Final answer
    x = 148,452.04

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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.