Home / 115,763.61-173,640.17-44,673.20

Finding the Fourth Proportional to 115,763.61, 173,640.17 and 44,673.20

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Solution

The fourth proportional to 115,763.61, 173,640.17 and 44,673.20 is: 67,007.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,763.61 : 173,640.17 = 44,673.20 : x
  2. Step 2: Convert to fraction form
    115,763.61/173,640.17 = 44,673.20/x
  3. Step 3: Cross multiply
    115,763.61x = 173,640.17 × 44,673.20
  4. Step 4: Simplify right side
    115,763.61x = 7,757,061,260.25
  5. Step 5: Solve for x
    x = 7,757,061,260.25/115,763.61
  6. Step 6: Final answer
    x = 67,007.77

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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.