Home / 48,177.92-72,287.56-18,616.52

Finding the Fourth Proportional to 48,177.92, 72,287.56 and 18,616.52

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Solution

The fourth proportional to 48,177.92, 72,287.56 and 18,616.52 is: 27,932.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,177.92 : 72,287.56 = 18,616.52 : x
  2. Step 2: Convert to fraction form
    48,177.92/72,287.56 = 18,616.52/x
  3. Step 3: Cross multiply
    48,177.92x = 72,287.56 × 18,616.52
  4. Step 4: Simplify right side
    48,177.92x = 1,345,742,499.15
  5. Step 5: Solve for x
    x = 1,345,742,499.15/48,177.92
  6. Step 6: Final answer
    x = 27,932.76

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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.