Home / 115,819.94-173,600.81-52,545.17

Finding the Fourth Proportional to 115,819.94, 173,600.81 and 52,545.17

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Solution

The fourth proportional to 115,819.94, 173,600.81 and 52,545.17 is: 78,759.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,819.94 : 173,600.81 = 52,545.17 : x
  2. Step 2: Convert to fraction form
    115,819.94/173,600.81 = 52,545.17/x
  3. Step 3: Cross multiply
    115,819.94x = 173,600.81 × 52,545.17
  4. Step 4: Simplify right side
    115,819.94x = 9,121,882,942.86
  5. Step 5: Solve for x
    x = 9,121,882,942.86/115,819.94
  6. Step 6: Final answer
    x = 78,759.18

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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.