Home / 68,298.80-94,251.24-39,998.48

Finding the Fourth Proportional to 68,298.80, 94,251.24 and 39,998.48

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Solution

The fourth proportional to 68,298.80, 94,251.24 and 39,998.48 is: 55,197.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,298.80 : 94,251.24 = 39,998.48 : x
  2. Step 2: Convert to fraction form
    68,298.80/94,251.24 = 39,998.48/x
  3. Step 3: Cross multiply
    68,298.80x = 94,251.24 × 39,998.48
  4. Step 4: Simplify right side
    68,298.80x = 3,769,906,338.12
  5. Step 5: Solve for x
    x = 3,769,906,338.12/68,298.80
  6. Step 6: Final answer
    x = 55,197.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.