Home / 67,904.20-101,815.80-41,627.80

Finding the Fourth Proportional to 67,904.20, 101,815.80 and 41,627.80

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Solution

The fourth proportional to 67,904.20, 101,815.80 and 41,627.80 is: 62,416.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,904.20 : 101,815.80 = 41,627.80 : x
  2. Step 2: Convert to fraction form
    67,904.20/101,815.80 = 41,627.80/x
  3. Step 3: Cross multiply
    67,904.20x = 101,815.80 × 41,627.80
  4. Step 4: Simplify right side
    67,904.20x = 4,238,367,759.24
  5. Step 5: Solve for x
    x = 4,238,367,759.24/67,904.20
  6. Step 6: Final answer
    x = 62,416.87

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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.