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Finding the Fourth Proportional to 27,493.38, 37,940.86 and 14,918.14

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Solution

The fourth proportional to 27,493.38, 37,940.86 and 14,918.14 is: 20,587.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,493.38 : 37,940.86 = 14,918.14 : x
  2. Step 2: Convert to fraction form
    27,493.38/37,940.86 = 14,918.14/x
  3. Step 3: Cross multiply
    27,493.38x = 37,940.86 × 14,918.14
  4. Step 4: Simplify right side
    27,493.38x = 566,007,061.20
  5. Step 5: Solve for x
    x = 566,007,061.20/27,493.38
  6. Step 6: Final answer
    x = 20,587.03

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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.