Home / 279,962.16-419,884.20-102,552.24

Finding the Fourth Proportional to 279,962.16, 419,884.20 and 102,552.24

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Solution

The fourth proportional to 279,962.16, 419,884.20 and 102,552.24 is: 153,806.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,962.16 : 419,884.20 = 102,552.24 : x
  2. Step 2: Convert to fraction form
    279,962.16/419,884.20 = 102,552.24/x
  3. Step 3: Cross multiply
    279,962.16x = 419,884.20 × 102,552.24
  4. Step 4: Simplify right side
    279,962.16x = 43,060,065,250.61
  5. Step 5: Solve for x
    x = 43,060,065,250.61/279,962.16
  6. Step 6: Final answer
    x = 153,806.73

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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.