Home / 87,862.58-131,667.66-49,941.98

Finding the Fourth Proportional to 87,862.58, 131,667.66 and 49,941.98

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Solution

The fourth proportional to 87,862.58, 131,667.66 and 49,941.98 is: 74,841.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,862.58 : 131,667.66 = 49,941.98 : x
  2. Step 2: Convert to fraction form
    87,862.58/131,667.66 = 49,941.98/x
  3. Step 3: Cross multiply
    87,862.58x = 131,667.66 × 49,941.98
  4. Step 4: Simplify right side
    87,862.58x = 6,575,743,642.37
  5. Step 5: Solve for x
    x = 6,575,743,642.37/87,862.58
  6. Step 6: Final answer
    x = 74,841.23

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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.