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Finding the Fourth Proportional to 27,253.44, 40,884.75 and 9,719.19

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Solution

The fourth proportional to 27,253.44, 40,884.75 and 9,719.19 is: 14,580.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,253.44 : 40,884.75 = 9,719.19 : x
  2. Step 2: Convert to fraction form
    27,253.44/40,884.75 = 9,719.19/x
  3. Step 3: Cross multiply
    27,253.44x = 40,884.75 × 9,719.19
  4. Step 4: Simplify right side
    27,253.44x = 397,366,653.35
  5. Step 5: Solve for x
    x = 397,366,653.35/27,253.44
  6. Step 6: Final answer
    x = 14,580.42

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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.