Home / 50,995.25-70,377.89-29,781.35

Finding the Fourth Proportional to 50,995.25, 70,377.89 and 29,781.35

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Solution

The fourth proportional to 50,995.25, 70,377.89 and 29,781.35 is: 41,100.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,995.25 : 70,377.89 = 29,781.35 : x
  2. Step 2: Convert to fraction form
    50,995.25/70,377.89 = 29,781.35/x
  3. Step 3: Cross multiply
    50,995.25x = 70,377.89 × 29,781.35
  4. Step 4: Simplify right side
    50,995.25x = 2,095,948,073.56
  5. Step 5: Solve for x
    x = 2,095,948,073.56/50,995.25
  6. Step 6: Final answer
    x = 41,100.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.