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Finding the Fourth Proportional to 40,553.54, 60,784.89 and 26,540.54

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Solution

The fourth proportional to 40,553.54, 60,784.89 and 26,540.54 is: 39,781.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,553.54 : 60,784.89 = 26,540.54 : x
  2. Step 2: Convert to fraction form
    40,553.54/60,784.89 = 26,540.54/x
  3. Step 3: Cross multiply
    40,553.54x = 60,784.89 × 26,540.54
  4. Step 4: Simplify right side
    40,553.54x = 1,613,263,804.44
  5. Step 5: Solve for x
    x = 1,613,263,804.44/40,553.54
  6. Step 6: Final answer
    x = 39,781.08

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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.