Home / 68,273.72-101,829.76-67,092.20

Finding the Fourth Proportional to 68,273.72, 101,829.76 and 67,092.20

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Solution

The fourth proportional to 68,273.72, 101,829.76 and 67,092.20 is: 100,067.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,273.72 : 101,829.76 = 67,092.20 : x
  2. Step 2: Convert to fraction form
    68,273.72/101,829.76 = 67,092.20/x
  3. Step 3: Cross multiply
    68,273.72x = 101,829.76 × 67,092.20
  4. Step 4: Simplify right side
    68,273.72x = 6,831,982,623.87
  5. Step 5: Solve for x
    x = 6,831,982,623.87/68,273.72
  6. Step 6: Final answer
    x = 100,067.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.