Home / 155,964.70-233,793.45-77,091.10

Finding the Fourth Proportional to 155,964.70, 233,793.45 and 77,091.10

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Solution

The fourth proportional to 155,964.70, 233,793.45 and 77,091.10 is: 115,560.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,964.70 : 233,793.45 = 77,091.10 : x
  2. Step 2: Convert to fraction form
    155,964.70/233,793.45 = 77,091.10/x
  3. Step 3: Cross multiply
    155,964.70x = 233,793.45 × 77,091.10
  4. Step 4: Simplify right side
    155,964.70x = 18,023,394,233.30
  5. Step 5: Solve for x
    x = 18,023,394,233.30/155,964.70
  6. Step 6: Final answer
    x = 115,560.73

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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.