Home / 87,567.96-131,241.18-55,965.84

Finding the Fourth Proportional to 87,567.96, 131,241.18 and 55,965.84

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Solution

The fourth proportional to 87,567.96, 131,241.18 and 55,965.84 is: 83,877.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,567.96 : 131,241.18 = 55,965.84 : x
  2. Step 2: Convert to fraction form
    87,567.96/131,241.18 = 55,965.84/x
  3. Step 3: Cross multiply
    87,567.96x = 131,241.18 × 55,965.84
  4. Step 4: Simplify right side
    87,567.96x = 7,345,022,881.29
  5. Step 5: Solve for x
    x = 7,345,022,881.29/87,567.96
  6. Step 6: Final answer
    x = 83,877.97

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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.