Home / 79,553.14-119,321.51-26,961.26

Finding the Fourth Proportional to 79,553.14, 119,321.51 and 26,961.26

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Solution

The fourth proportional to 79,553.14, 119,321.51 and 26,961.26 is: 40,439.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,553.14 : 119,321.51 = 26,961.26 : x
  2. Step 2: Convert to fraction form
    79,553.14/119,321.51 = 26,961.26/x
  3. Step 3: Cross multiply
    79,553.14x = 119,321.51 × 26,961.26
  4. Step 4: Simplify right side
    79,553.14x = 3,217,057,523.29
  5. Step 5: Solve for x
    x = 3,217,057,523.29/79,553.14
  6. Step 6: Final answer
    x = 40,439.10

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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.