Home / 48,363.25-72,530.82-20,282.53

Finding the Fourth Proportional to 48,363.25, 72,530.82 and 20,282.53

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Solution

The fourth proportional to 48,363.25, 72,530.82 and 20,282.53 is: 30,417.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,363.25 : 72,530.82 = 20,282.53 : x
  2. Step 2: Convert to fraction form
    48,363.25/72,530.82 = 20,282.53/x
  3. Step 3: Cross multiply
    48,363.25x = 72,530.82 × 20,282.53
  4. Step 4: Simplify right side
    48,363.25x = 1,471,108,532.57
  5. Step 5: Solve for x
    x = 1,471,108,532.57/48,363.25
  6. Step 6: Final answer
    x = 30,417.90

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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.