Home / 124,556.81-171,883.82-67,966.97

Finding the Fourth Proportional to 124,556.81, 171,883.82 and 67,966.97

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Solution

The fourth proportional to 124,556.81, 171,883.82 and 67,966.97 is: 93,791.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,556.81 : 171,883.82 = 67,966.97 : x
  2. Step 2: Convert to fraction form
    124,556.81/171,883.82 = 67,966.97/x
  3. Step 3: Cross multiply
    124,556.81x = 171,883.82 × 67,966.97
  4. Step 4: Simplify right side
    124,556.81x = 11,682,421,747.92
  5. Step 5: Solve for x
    x = 11,682,421,747.92/124,556.81
  6. Step 6: Final answer
    x = 93,791.92

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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.