Home / 79,086.49-118,617.17-36,995.78

Finding the Fourth Proportional to 79,086.49, 118,617.17 and 36,995.78

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Solution

The fourth proportional to 79,086.49, 118,617.17 and 36,995.78 is: 55,487.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,086.49 : 118,617.17 = 36,995.78 : x
  2. Step 2: Convert to fraction form
    79,086.49/118,617.17 = 36,995.78/x
  3. Step 3: Cross multiply
    79,086.49x = 118,617.17 × 36,995.78
  4. Step 4: Simplify right side
    79,086.49x = 4,388,334,725.54
  5. Step 5: Solve for x
    x = 4,388,334,725.54/79,086.49
  6. Step 6: Final answer
    x = 55,487.79

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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.