Home / 63,123.33-94,664.46-20,992.08

Finding the Fourth Proportional to 63,123.33, 94,664.46 and 20,992.08

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Solution

The fourth proportional to 63,123.33, 94,664.46 and 20,992.08 is: 31,481.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,123.33 : 94,664.46 = 20,992.08 : x
  2. Step 2: Convert to fraction form
    63,123.33/94,664.46 = 20,992.08/x
  3. Step 3: Cross multiply
    63,123.33x = 94,664.46 × 20,992.08
  4. Step 4: Simplify right side
    63,123.33x = 1,987,203,917.48
  5. Step 5: Solve for x
    x = 1,987,203,917.48/63,123.33
  6. Step 6: Final answer
    x = 31,481.29

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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.