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Finding the Fourth Proportional to 67,230.48, 92,777.16 and 37,422.48

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Solution

The fourth proportional to 67,230.48, 92,777.16 and 37,422.48 is: 51,642.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,230.48 : 92,777.16 = 37,422.48 : x
  2. Step 2: Convert to fraction form
    67,230.48/92,777.16 = 37,422.48/x
  3. Step 3: Cross multiply
    67,230.48x = 92,777.16 × 37,422.48
  4. Step 4: Simplify right side
    67,230.48x = 3,471,951,414.56
  5. Step 5: Solve for x
    x = 3,471,951,414.56/67,230.48
  6. Step 6: Final answer
    x = 51,642.52

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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.