Home / 40,765.20-61,183.80-24,104.40

Finding the Fourth Proportional to 40,765.20, 61,183.80 and 24,104.40

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Solution

The fourth proportional to 40,765.20, 61,183.80 and 24,104.40 is: 36,177.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,765.20 : 61,183.80 = 24,104.40 : x
  2. Step 2: Convert to fraction form
    40,765.20/61,183.80 = 24,104.40/x
  3. Step 3: Cross multiply
    40,765.20x = 61,183.80 × 24,104.40
  4. Step 4: Simplify right side
    40,765.20x = 1,474,798,788.72
  5. Step 5: Solve for x
    x = 1,474,798,788.72/40,765.20
  6. Step 6: Final answer
    x = 36,177.89

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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.