Home / 85,067.30-117,391.73-47,341.55

Finding the Fourth Proportional to 85,067.30, 117,391.73 and 47,341.55

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Solution

The fourth proportional to 85,067.30, 117,391.73 and 47,341.55 is: 65,330.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,067.30 : 117,391.73 = 47,341.55 : x
  2. Step 2: Convert to fraction form
    85,067.30/117,391.73 = 47,341.55/x
  3. Step 3: Cross multiply
    85,067.30x = 117,391.73 × 47,341.55
  4. Step 4: Simplify right side
    85,067.30x = 5,557,505,631.72
  5. Step 5: Solve for x
    x = 5,557,505,631.72/85,067.30
  6. Step 6: Final answer
    x = 65,330.70

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.