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Finding the Fourth Proportional to 49,995.53, 68,995.13 and 27,335.48

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Solution

The fourth proportional to 49,995.53, 68,995.13 and 27,335.48 is: 37,723.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,995.53 : 68,995.13 = 27,335.48 : x
  2. Step 2: Convert to fraction form
    49,995.53/68,995.13 = 27,335.48/x
  3. Step 3: Cross multiply
    49,995.53x = 68,995.13 × 27,335.48
  4. Step 4: Simplify right side
    49,995.53x = 1,886,014,514.56
  5. Step 5: Solve for x
    x = 1,886,014,514.56/49,995.53
  6. Step 6: Final answer
    x = 37,723.66

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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.