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Finding the Fourth Proportional to 68,398.80, 102,613.56 and 24,028.60

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Solution

The fourth proportional to 68,398.80, 102,613.56 and 24,028.60 is: 36,048.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,398.80 : 102,613.56 = 24,028.60 : x
  2. Step 2: Convert to fraction form
    68,398.80/102,613.56 = 24,028.60/x
  3. Step 3: Cross multiply
    68,398.80x = 102,613.56 × 24,028.60
  4. Step 4: Simplify right side
    68,398.80x = 2,465,660,187.82
  5. Step 5: Solve for x
    x = 2,465,660,187.82/68,398.80
  6. Step 6: Final answer
    x = 36,048.30

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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.