Home / 168,265.56-252,392.82-68,396.28

Finding the Fourth Proportional to 168,265.56, 252,392.82 and 68,396.28

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Solution

The fourth proportional to 168,265.56, 252,392.82 and 68,396.28 is: 102,592.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,265.56 : 252,392.82 = 68,396.28 : x
  2. Step 2: Convert to fraction form
    168,265.56/252,392.82 = 68,396.28/x
  3. Step 3: Cross multiply
    168,265.56x = 252,392.82 × 68,396.28
  4. Step 4: Simplify right side
    168,265.56x = 17,262,729,986.71
  5. Step 5: Solve for x
    x = 17,262,729,986.71/168,265.56
  6. Step 6: Final answer
    x = 102,592.18

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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.