Home / 48,908.97-73,378.08-28,117.89

Finding the Fourth Proportional to 48,908.97, 73,378.08 and 28,117.89

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Solution

The fourth proportional to 48,908.97, 73,378.08 and 28,117.89 is: 42,185.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,908.97 : 73,378.08 = 28,117.89 : x
  2. Step 2: Convert to fraction form
    48,908.97/73,378.08 = 28,117.89/x
  3. Step 3: Cross multiply
    48,908.97x = 73,378.08 × 28,117.89
  4. Step 4: Simplify right side
    48,908.97x = 2,063,236,781.85
  5. Step 5: Solve for x
    x = 2,063,236,781.85/48,908.97
  6. Step 6: Final answer
    x = 42,185.24

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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.