Home / 95,432.65-131,687.98-55,141.03

Finding the Fourth Proportional to 95,432.65, 131,687.98 and 55,141.03

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Solution

The fourth proportional to 95,432.65, 131,687.98 and 55,141.03 is: 76,089.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,432.65 : 131,687.98 = 55,141.03 : x
  2. Step 2: Convert to fraction form
    95,432.65/131,687.98 = 55,141.03/x
  3. Step 3: Cross multiply
    95,432.65x = 131,687.98 × 55,141.03
  4. Step 4: Simplify right side
    95,432.65x = 7,261,410,855.82
  5. Step 5: Solve for x
    x = 7,261,410,855.82/95,432.65
  6. Step 6: Final answer
    x = 76,089.38

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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.