Home / 61,791.09-85,304.79-48,333.75

Finding the Fourth Proportional to 61,791.09, 85,304.79 and 48,333.75

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Solution

The fourth proportional to 61,791.09, 85,304.79 and 48,333.75 is: 66,726.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,791.09 : 85,304.79 = 48,333.75 : x
  2. Step 2: Convert to fraction form
    61,791.09/85,304.79 = 48,333.75/x
  3. Step 3: Cross multiply
    61,791.09x = 85,304.79 × 48,333.75
  4. Step 4: Simplify right side
    61,791.09x = 4,123,100,393.66
  5. Step 5: Solve for x
    x = 4,123,100,393.66/61,791.09
  6. Step 6: Final answer
    x = 66,726.46

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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.