Home / 48,456.64-66,866.40-27,231.76

Finding the Fourth Proportional to 48,456.64, 66,866.40 and 27,231.76

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Solution

The fourth proportional to 48,456.64, 66,866.40 and 27,231.76 is: 37,577.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,456.64 : 66,866.40 = 27,231.76 : x
  2. Step 2: Convert to fraction form
    48,456.64/66,866.40 = 27,231.76/x
  3. Step 3: Cross multiply
    48,456.64x = 66,866.40 × 27,231.76
  4. Step 4: Simplify right side
    48,456.64x = 1,820,889,756.86
  5. Step 5: Solve for x
    x = 1,820,889,756.86/48,456.64
  6. Step 6: Final answer
    x = 37,577.71

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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.