Home / 87,849.81-131,799.32-35,296.20

Finding the Fourth Proportional to 87,849.81, 131,799.32 and 35,296.20

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Solution

The fourth proportional to 87,849.81, 131,799.32 and 35,296.20 is: 52,954.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,849.81 : 131,799.32 = 35,296.20 : x
  2. Step 2: Convert to fraction form
    87,849.81/131,799.32 = 35,296.20/x
  3. Step 3: Cross multiply
    87,849.81x = 131,799.32 × 35,296.20
  4. Step 4: Simplify right side
    87,849.81x = 4,652,015,158.58
  5. Step 5: Solve for x
    x = 4,652,015,158.58/87,849.81
  6. Step 6: Final answer
    x = 52,954.19

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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.