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Finding the Fourth Proportional to 181,853.37, 250,948.13 and 101,279.43

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Solution

The fourth proportional to 181,853.37, 250,948.13 and 101,279.43 is: 139,760.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,853.37 : 250,948.13 = 101,279.43 : x
  2. Step 2: Convert to fraction form
    181,853.37/250,948.13 = 101,279.43/x
  3. Step 3: Cross multiply
    181,853.37x = 250,948.13 × 101,279.43
  4. Step 4: Simplify right side
    181,853.37x = 25,415,883,059.57
  5. Step 5: Solve for x
    x = 25,415,883,059.57/181,853.37
  6. Step 6: Final answer
    x = 139,760.31

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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.