Home / 172,723.03-259,084.55-67,468.19

Finding the Fourth Proportional to 172,723.03, 259,084.55 and 67,468.19

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Solution

The fourth proportional to 172,723.03, 259,084.55 and 67,468.19 is: 101,202.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,723.03 : 259,084.55 = 67,468.19 : x
  2. Step 2: Convert to fraction form
    172,723.03/259,084.55 = 67,468.19/x
  3. Step 3: Cross multiply
    172,723.03x = 259,084.55 × 67,468.19
  4. Step 4: Simplify right side
    172,723.03x = 17,479,964,660.41
  5. Step 5: Solve for x
    x = 17,479,964,660.41/172,723.03
  6. Step 6: Final answer
    x = 101,202.28

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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.