Home / 87,449.48-131,197.13-27,475.53

Finding the Fourth Proportional to 87,449.48, 131,197.13 and 27,475.53

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Solution

The fourth proportional to 87,449.48, 131,197.13 and 27,475.53 is: 41,220.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,449.48 : 131,197.13 = 27,475.53 : x
  2. Step 2: Convert to fraction form
    87,449.48/131,197.13 = 27,475.53/x
  3. Step 3: Cross multiply
    87,449.48x = 131,197.13 × 27,475.53
  4. Step 4: Simplify right side
    87,449.48x = 3,604,710,561.02
  5. Step 5: Solve for x
    x = 3,604,710,561.02/87,449.48
  6. Step 6: Final answer
    x = 41,220.49

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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.