Home / 87,072.75-130,602.24-27,892.53

Finding the Fourth Proportional to 87,072.75, 130,602.24 and 27,892.53

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Solution

The fourth proportional to 87,072.75, 130,602.24 and 27,892.53 is: 41,836.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,072.75 : 130,602.24 = 27,892.53 : x
  2. Step 2: Convert to fraction form
    87,072.75/130,602.24 = 27,892.53/x
  3. Step 3: Cross multiply
    87,072.75x = 130,602.24 × 27,892.53
  4. Step 4: Simplify right side
    87,072.75x = 3,642,826,897.27
  5. Step 5: Solve for x
    x = 3,642,826,897.27/87,072.75
  6. Step 6: Final answer
    x = 41,836.59

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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.