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Finding the Fourth Proportional to 19,600.92, 27,049.46 and 10,648.59

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Solution

The fourth proportional to 19,600.92, 27,049.46 and 10,648.59 is: 14,695.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,600.92 : 27,049.46 = 10,648.59 : x
  2. Step 2: Convert to fraction form
    19,600.92/27,049.46 = 10,648.59/x
  3. Step 3: Cross multiply
    19,600.92x = 27,049.46 × 10,648.59
  4. Step 4: Simplify right side
    19,600.92x = 288,038,609.26
  5. Step 5: Solve for x
    x = 288,038,609.26/19,600.92
  6. Step 6: Final answer
    x = 14,695.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.