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Finding the Fourth Proportional to 60,561.90, 90,842.88 and 27,243.04

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Solution

The fourth proportional to 60,561.90, 90,842.88 and 27,243.04 is: 40,864.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,561.90 : 90,842.88 = 27,243.04 : x
  2. Step 2: Convert to fraction form
    60,561.90/90,842.88 = 27,243.04/x
  3. Step 3: Cross multiply
    60,561.90x = 90,842.88 × 27,243.04
  4. Step 4: Simplify right side
    60,561.90x = 2,474,836,213.56
  5. Step 5: Solve for x
    x = 2,474,836,213.56/60,561.90
  6. Step 6: Final answer
    x = 40,864.57

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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.