Home / 131,950.43-182,115.98-75,361.80

Finding the Fourth Proportional to 131,950.43, 182,115.98 and 75,361.80

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Solution

The fourth proportional to 131,950.43, 182,115.98 and 75,361.80 is: 104,013.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,950.43 : 182,115.98 = 75,361.80 : x
  2. Step 2: Convert to fraction form
    131,950.43/182,115.98 = 75,361.80/x
  3. Step 3: Cross multiply
    131,950.43x = 182,115.98 × 75,361.80
  4. Step 4: Simplify right side
    131,950.43x = 13,724,588,061.56
  5. Step 5: Solve for x
    x = 13,724,588,061.56/131,950.43
  6. Step 6: Final answer
    x = 104,013.21

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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.