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Finding the Fourth Proportional to 67,726.88, 93,474.02 and 43,922.80

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Solution

The fourth proportional to 67,726.88, 93,474.02 and 43,922.80 is: 60,620.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,726.88 : 93,474.02 = 43,922.80 : x
  2. Step 2: Convert to fraction form
    67,726.88/93,474.02 = 43,922.80/x
  3. Step 3: Cross multiply
    67,726.88x = 93,474.02 × 43,922.80
  4. Step 4: Simplify right side
    67,726.88x = 4,105,640,685.66
  5. Step 5: Solve for x
    x = 4,105,640,685.66/67,726.88
  6. Step 6: Final answer
    x = 60,620.55

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1.5x scale

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.