Home / 230,192.62-345,288.18-103,684.79

Finding the Fourth Proportional to 230,192.62, 345,288.18 and 103,684.79

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Solution

The fourth proportional to 230,192.62, 345,288.18 and 103,684.79 is: 155,526.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,192.62 : 345,288.18 = 103,684.79 : x
  2. Step 2: Convert to fraction form
    230,192.62/345,288.18 = 103,684.79/x
  3. Step 3: Cross multiply
    230,192.62x = 345,288.18 × 103,684.79
  4. Step 4: Simplify right side
    230,192.62x = 35,801,132,432.78
  5. Step 5: Solve for x
    x = 35,801,132,432.78/230,192.62
  6. Step 6: Final answer
    x = 155,526.85

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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.