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Finding the Fourth Proportional to 27,506.31, 37,959.31 and 16,751.69

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Solution

The fourth proportional to 27,506.31, 37,959.31 and 16,751.69 is: 23,117.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,506.31 : 37,959.31 = 16,751.69 : x
  2. Step 2: Convert to fraction form
    27,506.31/37,959.31 = 16,751.69/x
  3. Step 3: Cross multiply
    27,506.31x = 37,959.31 × 16,751.69
  4. Step 4: Simplify right side
    27,506.31x = 635,882,496.05
  5. Step 5: Solve for x
    x = 635,882,496.05/27,506.31
  6. Step 6: Final answer
    x = 23,117.70

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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.