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Finding the Fourth Proportional to 18,625.14, 27,937.08 and 8,095.16

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Solution

The fourth proportional to 18,625.14, 27,937.08 and 8,095.16 is: 12,142.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,625.14 : 27,937.08 = 8,095.16 : x
  2. Step 2: Convert to fraction form
    18,625.14/27,937.08 = 8,095.16/x
  3. Step 3: Cross multiply
    18,625.14x = 27,937.08 × 8,095.16
  4. Step 4: Simplify right side
    18,625.14x = 226,155,132.53
  5. Step 5: Solve for x
    x = 226,155,132.53/18,625.14
  6. Step 6: Final answer
    x = 12,142.47

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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.