Home / 115,919.38-173,794.02-36,988.12

Finding the Fourth Proportional to 115,919.38, 173,794.02 and 36,988.12

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Solution

The fourth proportional to 115,919.38, 173,794.02 and 36,988.12 is: 55,455.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,919.38 : 173,794.02 = 36,988.12 : x
  2. Step 2: Convert to fraction form
    115,919.38/173,794.02 = 36,988.12/x
  3. Step 3: Cross multiply
    115,919.38x = 173,794.02 × 36,988.12
  4. Step 4: Simplify right side
    115,919.38x = 6,428,314,067.04
  5. Step 5: Solve for x
    x = 6,428,314,067.04/115,919.38
  6. Step 6: Final answer
    x = 55,455.04

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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.