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Finding the Fourth Proportional to 27,954.59, 41,931.81 and 8,233.11

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Solution

The fourth proportional to 27,954.59, 41,931.81 and 8,233.11 is: 12,349.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,954.59 : 41,931.81 = 8,233.11 : x
  2. Step 2: Convert to fraction form
    27,954.59/41,931.81 = 8,233.11/x
  3. Step 3: Cross multiply
    27,954.59x = 41,931.81 × 8,233.11
  4. Step 4: Simplify right side
    27,954.59x = 345,229,204.23
  5. Step 5: Solve for x
    x = 345,229,204.23/27,954.59
  6. Step 6: Final answer
    x = 12,349.65

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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.