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Finding the Fourth Proportional to 27,489.04, 41,239.04 and 8,768.44

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Solution

The fourth proportional to 27,489.04, 41,239.04 and 8,768.44 is: 13,154.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,489.04 : 41,239.04 = 8,768.44 : x
  2. Step 2: Convert to fraction form
    27,489.04/41,239.04 = 8,768.44/x
  3. Step 3: Cross multiply
    27,489.04x = 41,239.04 × 8,768.44
  4. Step 4: Simplify right side
    27,489.04x = 361,602,047.90
  5. Step 5: Solve for x
    x = 361,602,047.90/27,489.04
  6. Step 6: Final answer
    x = 13,154.41

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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.