Home / 99,028.27-148,531.87-27,949.15

Finding the Fourth Proportional to 99,028.27, 148,531.87 and 27,949.15

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Solution

The fourth proportional to 99,028.27, 148,531.87 and 27,949.15 is: 41,920.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,028.27 : 148,531.87 = 27,949.15 : x
  2. Step 2: Convert to fraction form
    99,028.27/148,531.87 = 27,949.15/x
  3. Step 3: Cross multiply
    99,028.27x = 148,531.87 × 27,949.15
  4. Step 4: Simplify right side
    99,028.27x = 4,151,339,514.41
  5. Step 5: Solve for x
    x = 4,151,339,514.41/99,028.27
  6. Step 6: Final answer
    x = 41,920.75

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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.