Home / 115,965.28-173,997.44-49,436.74

Finding the Fourth Proportional to 115,965.28, 173,997.44 and 49,436.74

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Solution

The fourth proportional to 115,965.28, 173,997.44 and 49,436.74 is: 74,176.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,965.28 : 173,997.44 = 49,436.74 : x
  2. Step 2: Convert to fraction form
    115,965.28/173,997.44 = 49,436.74/x
  3. Step 3: Cross multiply
    115,965.28x = 173,997.44 × 49,436.74
  4. Step 4: Simplify right side
    115,965.28x = 8,601,866,201.95
  5. Step 5: Solve for x
    x = 8,601,866,201.95/115,965.28
  6. Step 6: Final answer
    x = 74,176.22

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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.