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Finding the Fourth Proportional to 60,563.44, 90,849.78 and 18,447.09

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Solution

The fourth proportional to 60,563.44, 90,849.78 and 18,447.09 is: 27,672.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,563.44 : 90,849.78 = 18,447.09 : x
  2. Step 2: Convert to fraction form
    60,563.44/90,849.78 = 18,447.09/x
  3. Step 3: Cross multiply
    60,563.44x = 90,849.78 × 18,447.09
  4. Step 4: Simplify right side
    60,563.44x = 1,675,914,068.14
  5. Step 5: Solve for x
    x = 1,675,914,068.14/60,563.44
  6. Step 6: Final answer
    x = 27,672.04

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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.