Home / 118,418.32-177,753.93-50,983.75

Finding the Fourth Proportional to 118,418.32, 177,753.93 and 50,983.75

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Solution

The fourth proportional to 118,418.32, 177,753.93 and 50,983.75 is: 76,530.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,418.32 : 177,753.93 = 50,983.75 : x
  2. Step 2: Convert to fraction form
    118,418.32/177,753.93 = 50,983.75/x
  3. Step 3: Cross multiply
    118,418.32x = 177,753.93 × 50,983.75
  4. Step 4: Simplify right side
    118,418.32x = 9,062,561,928.64
  5. Step 5: Solve for x
    x = 9,062,561,928.64/118,418.32
  6. Step 6: Final answer
    x = 76,530.07

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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.