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Finding the Fourth Proportional to 18,593.81, 25,659.49 and 10,095.93

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Solution

The fourth proportional to 18,593.81, 25,659.49 and 10,095.93 is: 13,932.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,593.81 : 25,659.49 = 10,095.93 : x
  2. Step 2: Convert to fraction form
    18,593.81/25,659.49 = 10,095.93/x
  3. Step 3: Cross multiply
    18,593.81x = 25,659.49 × 10,095.93
  4. Step 4: Simplify right side
    18,593.81x = 259,056,414.88
  5. Step 5: Solve for x
    x = 259,056,414.88/18,593.81
  6. Step 6: Final answer
    x = 13,932.40

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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.