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Finding the Fourth Proportional to 43,753.67, 60,402.21 and 27,859.65

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Solution

The fourth proportional to 43,753.67, 60,402.21 and 27,859.65 is: 38,460.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,753.67 : 60,402.21 = 27,859.65 : x
  2. Step 2: Convert to fraction form
    43,753.67/60,402.21 = 27,859.65/x
  3. Step 3: Cross multiply
    43,753.67x = 60,402.21 × 27,859.65
  4. Step 4: Simplify right side
    43,753.67x = 1,682,784,098.84
  5. Step 5: Solve for x
    x = 1,682,784,098.84/43,753.67
  6. Step 6: Final answer
    x = 38,460.41

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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.