Home / 48,605.23-72,900.92-15,320.97

Finding the Fourth Proportional to 48,605.23, 72,900.92 and 15,320.97

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Solution

The fourth proportional to 48,605.23, 72,900.92 and 15,320.97 is: 22,979.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,605.23 : 72,900.92 = 15,320.97 : x
  2. Step 2: Convert to fraction form
    48,605.23/72,900.92 = 15,320.97/x
  3. Step 3: Cross multiply
    48,605.23x = 72,900.92 × 15,320.97
  4. Step 4: Simplify right side
    48,605.23x = 1,116,912,367.18
  5. Step 5: Solve for x
    x = 1,116,912,367.18/48,605.23
  6. Step 6: Final answer
    x = 22,979.27

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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.