Home / 165,098.75-227,836.28-89,647.25

Finding the Fourth Proportional to 165,098.75, 227,836.28 and 89,647.25

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Solution

The fourth proportional to 165,098.75, 227,836.28 and 89,647.25 is: 123,713.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,098.75 : 227,836.28 = 89,647.25 : x
  2. Step 2: Convert to fraction form
    165,098.75/227,836.28 = 89,647.25/x
  3. Step 3: Cross multiply
    165,098.75x = 227,836.28 × 89,647.25
  4. Step 4: Simplify right side
    165,098.75x = 20,424,895,503.99
  5. Step 5: Solve for x
    x = 20,424,895,503.99/165,098.75
  6. Step 6: Final answer
    x = 123,713.21

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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.