Home / 101,680.45-152,591.09-35,121.13

Finding the Fourth Proportional to 101,680.45, 152,591.09 and 35,121.13

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Solution

The fourth proportional to 101,680.45, 152,591.09 and 35,121.13 is: 52,706.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,680.45 : 152,591.09 = 35,121.13 : x
  2. Step 2: Convert to fraction form
    101,680.45/152,591.09 = 35,121.13/x
  3. Step 3: Cross multiply
    101,680.45x = 152,591.09 × 35,121.13
  4. Step 4: Simplify right side
    101,680.45x = 5,359,170,951.65
  5. Step 5: Solve for x
    x = 5,359,170,951.65/101,680.45
  6. Step 6: Final answer
    x = 52,706.01

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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.