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Finding the Fourth Proportional to 95,121.44, 131,256.34 and 54,848.44

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Solution

The fourth proportional to 95,121.44, 131,256.34 and 54,848.44 is: 75,684.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,121.44 : 131,256.34 = 54,848.44 : x
  2. Step 2: Convert to fraction form
    95,121.44/131,256.34 = 54,848.44/x
  3. Step 3: Cross multiply
    95,121.44x = 131,256.34 × 54,848.44
  4. Step 4: Simplify right side
    95,121.44x = 7,199,205,489.11
  5. Step 5: Solve for x
    x = 7,199,205,489.11/95,121.44
  6. Step 6: Final answer
    x = 75,684.36

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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.