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Finding the Fourth Proportional to 36,375.78, 54,563.43 and 9,358.08

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Solution

The fourth proportional to 36,375.78, 54,563.43 and 9,358.08 is: 14,037.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,375.78 : 54,563.43 = 9,358.08 : x
  2. Step 2: Convert to fraction form
    36,375.78/54,563.43 = 9,358.08/x
  3. Step 3: Cross multiply
    36,375.78x = 54,563.43 × 9,358.08
  4. Step 4: Simplify right side
    36,375.78x = 510,608,943.01
  5. Step 5: Solve for x
    x = 510,608,943.01/36,375.78
  6. Step 6: Final answer
    x = 14,037.06

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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.