Home / 115,904.20-173,805.10-53,593.80

Finding the Fourth Proportional to 115,904.20, 173,805.10 and 53,593.80

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Solution

The fourth proportional to 115,904.20, 173,805.10 and 53,593.80 is: 80,367.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,904.20 : 173,805.10 = 53,593.80 : x
  2. Step 2: Convert to fraction form
    115,904.20/173,805.10 = 53,593.80/x
  3. Step 3: Cross multiply
    115,904.20x = 173,805.10 × 53,593.80
  4. Step 4: Simplify right side
    115,904.20x = 9,314,875,768.38
  5. Step 5: Solve for x
    x = 9,314,875,768.38/115,904.20
  6. Step 6: Final answer
    x = 80,367.03

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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.