Home / 115,910.26-173,844.78-52,715.50

Finding the Fourth Proportional to 115,910.26, 173,844.78 and 52,715.50

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Solution

The fourth proportional to 115,910.26, 173,844.78 and 52,715.50 is: 79,063.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,910.26 : 173,844.78 = 52,715.50 : x
  2. Step 2: Convert to fraction form
    115,910.26/173,844.78 = 52,715.50/x
  3. Step 3: Cross multiply
    115,910.26x = 173,844.78 × 52,715.50
  4. Step 4: Simplify right side
    115,910.26x = 9,164,314,500.09
  5. Step 5: Solve for x
    x = 9,164,314,500.09/115,910.26
  6. Step 6: Final answer
    x = 79,063.88

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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.