Home / 48,124.68-72,152.73-18,517.56

Finding the Fourth Proportional to 48,124.68, 72,152.73 and 18,517.56

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Solution

The fourth proportional to 48,124.68, 72,152.73 and 18,517.56 is: 27,763.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,124.68 : 72,152.73 = 18,517.56 : x
  2. Step 2: Convert to fraction form
    48,124.68/72,152.73 = 18,517.56/x
  3. Step 3: Cross multiply
    48,124.68x = 72,152.73 × 18,517.56
  4. Step 4: Simplify right side
    48,124.68x = 1,336,092,506.94
  5. Step 5: Solve for x
    x = 1,336,092,506.94/48,124.68
  6. Step 6: Final answer
    x = 27,763.15

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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.