Home / 146,082.30-219,058.65-67,155.90

Finding the Fourth Proportional to 146,082.30, 219,058.65 and 67,155.90

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Solution

The fourth proportional to 146,082.30, 219,058.65 and 67,155.90 is: 100,704.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,082.30 : 219,058.65 = 67,155.90 : x
  2. Step 2: Convert to fraction form
    146,082.30/219,058.65 = 67,155.90/x
  3. Step 3: Cross multiply
    146,082.30x = 219,058.65 × 67,155.90
  4. Step 4: Simplify right side
    146,082.30x = 14,711,080,793.54
  5. Step 5: Solve for x
    x = 14,711,080,793.54/146,082.30
  6. Step 6: Final answer
    x = 100,704.06

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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.