Home / 82,876.77-114,370.73-47,067.03

Finding the Fourth Proportional to 82,876.77, 114,370.73 and 47,067.03

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Solution

The fourth proportional to 82,876.77, 114,370.73 and 47,067.03 is: 64,952.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,876.77 : 114,370.73 = 47,067.03 : x
  2. Step 2: Convert to fraction form
    82,876.77/114,370.73 = 47,067.03/x
  3. Step 3: Cross multiply
    82,876.77x = 114,370.73 × 47,067.03
  4. Step 4: Simplify right side
    82,876.77x = 5,383,090,521.20
  5. Step 5: Solve for x
    x = 5,383,090,521.20/82,876.77
  6. Step 6: Final answer
    x = 64,952.95

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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.