Home / 66,909.11-100,358.45-24,769.37

Finding the Fourth Proportional to 66,909.11, 100,358.45 and 24,769.37

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Solution

The fourth proportional to 66,909.11, 100,358.45 and 24,769.37 is: 37,152.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,909.11 : 100,358.45 = 24,769.37 : x
  2. Step 2: Convert to fraction form
    66,909.11/100,358.45 = 24,769.37/x
  3. Step 3: Cross multiply
    66,909.11x = 100,358.45 × 24,769.37
  4. Step 4: Simplify right side
    66,909.11x = 2,485,815,517.15
  5. Step 5: Solve for x
    x = 2,485,815,517.15/66,909.11
  6. Step 6: Final answer
    x = 37,152.12

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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.