Home / 66,118.75-99,177.92-23,998.78

Finding the Fourth Proportional to 66,118.75, 99,177.92 and 23,998.78

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Solution

The fourth proportional to 66,118.75, 99,177.92 and 23,998.78 is: 35,998.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,118.75 : 99,177.92 = 23,998.78 : x
  2. Step 2: Convert to fraction form
    66,118.75/99,177.92 = 23,998.78/x
  3. Step 3: Cross multiply
    66,118.75x = 99,177.92 × 23,998.78
  4. Step 4: Simplify right side
    66,118.75x = 2,380,149,082.94
  5. Step 5: Solve for x
    x = 2,380,149,082.94/66,118.75
  6. Step 6: Final answer
    x = 35,998.10

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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.