Home / 66,879.43-100,325.31-24,195.53

Finding the Fourth Proportional to 66,879.43, 100,325.31 and 24,195.53

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Solution

The fourth proportional to 66,879.43, 100,325.31 and 24,195.53 is: 36,295.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,879.43 : 100,325.31 = 24,195.53 : x
  2. Step 2: Convert to fraction form
    66,879.43/100,325.31 = 24,195.53/x
  3. Step 3: Cross multiply
    66,879.43x = 100,325.31 × 24,195.53
  4. Step 4: Simplify right side
    66,879.43x = 2,427,424,047.86
  5. Step 5: Solve for x
    x = 2,427,424,047.86/66,879.43
  6. Step 6: Final answer
    x = 36,295.53

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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.