Home / 130,711.88-196,067.82-60,581.96

Finding the Fourth Proportional to 130,711.88, 196,067.82 and 60,581.96

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Solution

The fourth proportional to 130,711.88, 196,067.82 and 60,581.96 is: 90,872.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,711.88 : 196,067.82 = 60,581.96 : x
  2. Step 2: Convert to fraction form
    130,711.88/196,067.82 = 60,581.96/x
  3. Step 3: Cross multiply
    130,711.88x = 196,067.82 × 60,581.96
  4. Step 4: Simplify right side
    130,711.88x = 11,878,172,828.53
  5. Step 5: Solve for x
    x = 11,878,172,828.53/130,711.88
  6. Step 6: Final answer
    x = 90,872.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.