Home / 141,342.28-194,846.82-98,768.68

Finding the Fourth Proportional to 141,342.28, 194,846.82 and 98,768.68

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Solution

The fourth proportional to 141,342.28, 194,846.82 and 98,768.68 is: 136,157.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,342.28 : 194,846.82 = 98,768.68 : x
  2. Step 2: Convert to fraction form
    141,342.28/194,846.82 = 98,768.68/x
  3. Step 3: Cross multiply
    141,342.28x = 194,846.82 × 98,768.68
  4. Step 4: Simplify right side
    141,342.28x = 19,244,763,213.60
  5. Step 5: Solve for x
    x = 19,244,763,213.60/141,342.28
  6. Step 6: Final answer
    x = 136,157.16

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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.