Home / 55,279.94-76,298.62-35,132.90

Finding the Fourth Proportional to 55,279.94, 76,298.62 and 35,132.90

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Solution

The fourth proportional to 55,279.94, 76,298.62 and 35,132.90 is: 48,491.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,279.94 : 76,298.62 = 35,132.90 : x
  2. Step 2: Convert to fraction form
    55,279.94/76,298.62 = 35,132.90/x
  3. Step 3: Cross multiply
    55,279.94x = 76,298.62 × 35,132.90
  4. Step 4: Simplify right side
    55,279.94x = 2,680,591,786.60
  5. Step 5: Solve for x
    x = 2,680,591,786.60/55,279.94
  6. Step 6: Final answer
    x = 48,491.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.