Home / 99,123.03-148,832.17-40,074.03

Finding the Fourth Proportional to 99,123.03, 148,832.17 and 40,074.03

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Solution

The fourth proportional to 99,123.03, 148,832.17 and 40,074.03 is: 60,170.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,123.03 : 148,832.17 = 40,074.03 : x
  2. Step 2: Convert to fraction form
    99,123.03/148,832.17 = 40,074.03/x
  3. Step 3: Cross multiply
    99,123.03x = 148,832.17 × 40,074.03
  4. Step 4: Simplify right side
    99,123.03x = 5,964,304,745.36
  5. Step 5: Solve for x
    x = 5,964,304,745.36/99,123.03
  6. Step 6: Final answer
    x = 60,170.73

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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.