Home / 124,949.26-172,433.94-68,360.64

Finding the Fourth Proportional to 124,949.26, 172,433.94 and 68,360.64

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Solution

The fourth proportional to 124,949.26, 172,433.94 and 68,360.64 is: 94,339.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,949.26 : 172,433.94 = 68,360.64 : x
  2. Step 2: Convert to fraction form
    124,949.26/172,433.94 = 68,360.64/x
  3. Step 3: Cross multiply
    124,949.26x = 172,433.94 × 68,360.64
  4. Step 4: Simplify right side
    124,949.26x = 11,787,693,593.14
  5. Step 5: Solve for x
    x = 11,787,693,593.14/124,949.26
  6. Step 6: Final answer
    x = 94,339.84

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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.