Home / 141,840.62-195,831.18-88,198.58

Finding the Fourth Proportional to 141,840.62, 195,831.18 and 88,198.58

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Solution

The fourth proportional to 141,840.62, 195,831.18 and 88,198.58 is: 121,770.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,840.62 : 195,831.18 = 88,198.58 : x
  2. Step 2: Convert to fraction form
    141,840.62/195,831.18 = 88,198.58/x
  3. Step 3: Cross multiply
    141,840.62x = 195,831.18 × 88,198.58
  4. Step 4: Simplify right side
    141,840.62x = 17,272,031,995.72
  5. Step 5: Solve for x
    x = 17,272,031,995.72/141,840.62
  6. Step 6: Final answer
    x = 121,770.70

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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.