Home / 95,118-131,262.56-54,831.54

Finding the Fourth Proportional to 95,118, 131,262.56 and 54,831.54

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Solution

The fourth proportional to 95,118, 131,262.56 and 54,831.54 is: 75,667.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,118 : 131,262.56 = 54,831.54 : x
  2. Step 2: Convert to fraction form
    95,118/131,262.56 = 54,831.54/x
  3. Step 3: Cross multiply
    95,118x = 131,262.56 × 54,831.54
  4. Step 4: Simplify right side
    95,118x = 7,197,328,309.14
  5. Step 5: Solve for x
    x = 7,197,328,309.14/95,118
  6. Step 6: Final answer
    x = 75,667.36

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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.