Home / 141,233.22-194,854.41-79,971.07

Finding the Fourth Proportional to 141,233.22, 194,854.41 and 79,971.07

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Solution

The fourth proportional to 141,233.22, 194,854.41 and 79,971.07 is: 110,333.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,233.22 : 194,854.41 = 79,971.07 : x
  2. Step 2: Convert to fraction form
    141,233.22/194,854.41 = 79,971.07/x
  3. Step 3: Cross multiply
    141,233.22x = 194,854.41 × 79,971.07
  4. Step 4: Simplify right side
    141,233.22x = 15,582,714,287.79
  5. Step 5: Solve for x
    x = 15,582,714,287.79/141,233.22
  6. Step 6: Final answer
    x = 110,333.21

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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.