Home / 106,042.82-146,339.40-60,721.49

Finding the Fourth Proportional to 106,042.82, 146,339.40 and 60,721.49

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Solution

The fourth proportional to 106,042.82, 146,339.40 and 60,721.49 is: 83,795.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,042.82 : 146,339.40 = 60,721.49 : x
  2. Step 2: Convert to fraction form
    106,042.82/146,339.40 = 60,721.49/x
  3. Step 3: Cross multiply
    106,042.82x = 146,339.40 × 60,721.49
  4. Step 4: Simplify right side
    106,042.82x = 8,885,946,413.71
  5. Step 5: Solve for x
    x = 8,885,946,413.71/106,042.82
  6. Step 6: Final answer
    x = 83,795.83

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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.