Home / 86,202.43-118,959.94-47,963.59

Finding the Fourth Proportional to 86,202.43, 118,959.94 and 47,963.59

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Solution

The fourth proportional to 86,202.43, 118,959.94 and 47,963.59 is: 66,190.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,202.43 : 118,959.94 = 47,963.59 : x
  2. Step 2: Convert to fraction form
    86,202.43/118,959.94 = 47,963.59/x
  3. Step 3: Cross multiply
    86,202.43x = 118,959.94 × 47,963.59
  4. Step 4: Simplify right side
    86,202.43x = 5,705,746,220.29
  5. Step 5: Solve for x
    x = 5,705,746,220.29/86,202.43
  6. Step 6: Final answer
    x = 66,190.09

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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.