Home / 48,414.40-72,427.20-41,912.80

Finding the Fourth Proportional to 48,414.40, 72,427.20 and 41,912.80

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Solution

The fourth proportional to 48,414.40, 72,427.20 and 41,912.80 is: 62,700.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,414.40 : 72,427.20 = 41,912.80 : x
  2. Step 2: Convert to fraction form
    48,414.40/72,427.20 = 41,912.80/x
  3. Step 3: Cross multiply
    48,414.40x = 72,427.20 × 41,912.80
  4. Step 4: Simplify right side
    48,414.40x = 3,035,626,748.16
  5. Step 5: Solve for x
    x = 3,035,626,748.16/48,414.40
  6. Step 6: Final answer
    x = 62,700.91

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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.