Home / 68,003.42-102,004.94-18,083.52

Finding the Fourth Proportional to 68,003.42, 102,004.94 and 18,083.52

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Solution

The fourth proportional to 68,003.42, 102,004.94 and 18,083.52 is: 27,125.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,003.42 : 102,004.94 = 18,083.52 : x
  2. Step 2: Convert to fraction form
    68,003.42/102,004.94 = 18,083.52/x
  3. Step 3: Cross multiply
    68,003.42x = 102,004.94 × 18,083.52
  4. Step 4: Simplify right side
    68,003.42x = 1,844,608,417.80
  5. Step 5: Solve for x
    x = 1,844,608,417.80/68,003.42
  6. Step 6: Final answer
    x = 27,125.23

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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.