Home / 17,145.18-25,719.48-6,754.50

Finding the Fourth Proportional to 17,145.18, 25,719.48 and 6,754.50

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Solution

The fourth proportional to 17,145.18, 25,719.48 and 6,754.50 is: 10,132.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,145.18 : 25,719.48 = 6,754.50 : x
  2. Step 2: Convert to fraction form
    17,145.18/25,719.48 = 6,754.50/x
  3. Step 3: Cross multiply
    17,145.18x = 25,719.48 × 6,754.50
  4. Step 4: Simplify right side
    17,145.18x = 173,722,227.66
  5. Step 5: Solve for x
    x = 173,722,227.66/17,145.18
  6. Step 6: Final answer
    x = 10,132.42

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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.