Home / 115,423.36-173,003.82-48,821.92

Finding the Fourth Proportional to 115,423.36, 173,003.82 and 48,821.92

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Solution

The fourth proportional to 115,423.36, 173,003.82 and 48,821.92 is: 73,177.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,423.36 : 173,003.82 = 48,821.92 : x
  2. Step 2: Convert to fraction form
    115,423.36/173,003.82 = 48,821.92/x
  3. Step 3: Cross multiply
    115,423.36x = 173,003.82 × 48,821.92
  4. Step 4: Simplify right side
    115,423.36x = 8,446,378,659.73
  5. Step 5: Solve for x
    x = 8,446,378,659.73/115,423.36
  6. Step 6: Final answer
    x = 73,177.38

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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.