Home / 48,905.82-67,490.07-27,691.92

Finding the Fourth Proportional to 48,905.82, 67,490.07 and 27,691.92

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Solution

The fourth proportional to 48,905.82, 67,490.07 and 27,691.92 is: 38,214.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,905.82 : 67,490.07 = 27,691.92 : x
  2. Step 2: Convert to fraction form
    48,905.82/67,490.07 = 27,691.92/x
  3. Step 3: Cross multiply
    48,905.82x = 67,490.07 × 27,691.92
  4. Step 4: Simplify right side
    48,905.82x = 1,868,929,619.23
  5. Step 5: Solve for x
    x = 1,868,929,619.23/48,905.82
  6. Step 6: Final answer
    x = 38,214.87

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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.