Home / 52,721.66-79,100.72-32,976.70

Finding the Fourth Proportional to 52,721.66, 79,100.72 and 32,976.70

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Solution

The fourth proportional to 52,721.66, 79,100.72 and 32,976.70 is: 49,476.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,721.66 : 79,100.72 = 32,976.70 : x
  2. Step 2: Convert to fraction form
    52,721.66/79,100.72 = 32,976.70/x
  3. Step 3: Cross multiply
    52,721.66x = 79,100.72 × 32,976.70
  4. Step 4: Simplify right side
    52,721.66x = 2,608,480,713.22
  5. Step 5: Solve for x
    x = 2,608,480,713.22/52,721.66
  6. Step 6: Final answer
    x = 49,476.45

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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.