Home / 48,387.60-66,770.28-27,162

Finding the Fourth Proportional to 48,387.60, 66,770.28 and 27,162

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Solution

The fourth proportional to 48,387.60, 66,770.28 and 27,162 is: 37,480.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,387.60 : 66,770.28 = 27,162 : x
  2. Step 2: Convert to fraction form
    48,387.60/66,770.28 = 27,162/x
  3. Step 3: Cross multiply
    48,387.60x = 66,770.28 × 27,162
  4. Step 4: Simplify right side
    48,387.60x = 1,813,614,345.36
  5. Step 5: Solve for x
    x = 1,813,614,345.36/48,387.60
  6. Step 6: Final answer
    x = 37,480.97

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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.