Home / 254,758.57-382,137.31-67,770.07

Finding the Fourth Proportional to 254,758.57, 382,137.31 and 67,770.07

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Solution

The fourth proportional to 254,758.57, 382,137.31 and 67,770.07 is: 101,654.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,758.57 : 382,137.31 = 67,770.07 : x
  2. Step 2: Convert to fraction form
    254,758.57/382,137.31 = 67,770.07/x
  3. Step 3: Cross multiply
    254,758.57x = 382,137.31 × 67,770.07
  4. Step 4: Simplify right side
    254,758.57x = 25,897,472,248.31
  5. Step 5: Solve for x
    x = 25,897,472,248.31/254,758.57
  6. Step 6: Final answer
    x = 101,654.96

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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.