Home / 218,083.02-327,124.56-68,324.58

Finding the Fourth Proportional to 218,083.02, 327,124.56 and 68,324.58

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Solution

The fourth proportional to 218,083.02, 327,124.56 and 68,324.58 is: 102,486.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,083.02 : 327,124.56 = 68,324.58 : x
  2. Step 2: Convert to fraction form
    218,083.02/327,124.56 = 68,324.58/x
  3. Step 3: Cross multiply
    218,083.02x = 327,124.56 × 68,324.58
  4. Step 4: Simplify right side
    218,083.02x = 22,350,648,169.68
  5. Step 5: Solve for x
    x = 22,350,648,169.68/218,083.02
  6. Step 6: Final answer
    x = 102,486.88

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1.5x scale

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.