Home / 141,924.76-195,865.06-78,262.52

Finding the Fourth Proportional to 141,924.76, 195,865.06 and 78,262.52

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Solution

The fourth proportional to 141,924.76, 195,865.06 and 78,262.52 is: 108,007.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,924.76 : 195,865.06 = 78,262.52 : x
  2. Step 2: Convert to fraction form
    141,924.76/195,865.06 = 78,262.52/x
  3. Step 3: Cross multiply
    141,924.76x = 195,865.06 × 78,262.52
  4. Step 4: Simplify right side
    141,924.76x = 15,328,893,175.55
  5. Step 5: Solve for x
    x = 15,328,893,175.55/141,924.76
  6. Step 6: Final answer
    x = 108,007.18

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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.