Home / 74,627.92-111,941.88-61,452.87

Finding the Fourth Proportional to 74,627.92, 111,941.88 and 61,452.87

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Solution

The fourth proportional to 74,627.92, 111,941.88 and 61,452.87 is: 92,179.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,627.92 : 111,941.88 = 61,452.87 : x
  2. Step 2: Convert to fraction form
    74,627.92/111,941.88 = 61,452.87/x
  3. Step 3: Cross multiply
    74,627.92x = 111,941.88 × 61,452.87
  4. Step 4: Simplify right side
    74,627.92x = 6,879,149,799.20
  5. Step 5: Solve for x
    x = 6,879,149,799.20/74,627.92
  6. Step 6: Final answer
    x = 92,179.31

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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.