Home / 57,764.20-86,646.30-24,478.60

Finding the Fourth Proportional to 57,764.20, 86,646.30 and 24,478.60

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Solution

The fourth proportional to 57,764.20, 86,646.30 and 24,478.60 is: 36,717.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,764.20 : 86,646.30 = 24,478.60 : x
  2. Step 2: Convert to fraction form
    57,764.20/86,646.30 = 24,478.60/x
  3. Step 3: Cross multiply
    57,764.20x = 86,646.30 × 24,478.60
  4. Step 4: Simplify right side
    57,764.20x = 2,120,980,119.18
  5. Step 5: Solve for x
    x = 2,120,980,119.18/57,764.20
  6. Step 6: Final answer
    x = 36,717.90

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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.