Home / 62,763.62-86,629.31-35,921.43

Finding the Fourth Proportional to 62,763.62, 86,629.31 and 35,921.43

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Solution

The fourth proportional to 62,763.62, 86,629.31 and 35,921.43 is: 49,580.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,763.62 : 86,629.31 = 35,921.43 : x
  2. Step 2: Convert to fraction form
    62,763.62/86,629.31 = 35,921.43/x
  3. Step 3: Cross multiply
    62,763.62x = 86,629.31 × 35,921.43
  4. Step 4: Simplify right side
    62,763.62x = 3,111,848,515.51
  5. Step 5: Solve for x
    x = 3,111,848,515.51/62,763.62
  6. Step 6: Final answer
    x = 49,580.45

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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.