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Finding the Fourth Proportional to 67,259.70, 92,811.52 and 41,414.15

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Solution

The fourth proportional to 67,259.70, 92,811.52 and 41,414.15 is: 57,147.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,259.70 : 92,811.52 = 41,414.15 : x
  2. Step 2: Convert to fraction form
    67,259.70/92,811.52 = 41,414.15/x
  3. Step 3: Cross multiply
    67,259.70x = 92,811.52 × 41,414.15
  4. Step 4: Simplify right side
    67,259.70x = 3,843,710,211.01
  5. Step 5: Solve for x
    x = 3,843,710,211.01/67,259.70
  6. Step 6: Final answer
    x = 57,147.30

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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.