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Finding the Fourth Proportional to 27,246.78, 37,614.78 and 18,341.24

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Solution

The fourth proportional to 27,246.78, 37,614.78 and 18,341.24 is: 25,320.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,246.78 : 37,614.78 = 18,341.24 : x
  2. Step 2: Convert to fraction form
    27,246.78/37,614.78 = 18,341.24/x
  3. Step 3: Cross multiply
    27,246.78x = 37,614.78 × 18,341.24
  4. Step 4: Simplify right side
    27,246.78x = 689,901,519.45
  5. Step 5: Solve for x
    x = 689,901,519.45/27,246.78
  6. Step 6: Final answer
    x = 25,320.48

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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.