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Finding the Fourth Proportional to 67,339.32, 92,923.89 and 37,124.90

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Solution

The fourth proportional to 67,339.32, 92,923.89 and 37,124.90 is: 51,229.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,339.32 : 92,923.89 = 37,124.90 : x
  2. Step 2: Convert to fraction form
    67,339.32/92,923.89 = 37,124.90/x
  3. Step 3: Cross multiply
    67,339.32x = 92,923.89 × 37,124.90
  4. Step 4: Simplify right side
    67,339.32x = 3,449,789,659.24
  5. Step 5: Solve for x
    x = 3,449,789,659.24/67,339.32
  6. Step 6: Final answer
    x = 51,229.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.