Home / 113,067.24-156,026.70-62,763

Finding the Fourth Proportional to 113,067.24, 156,026.70 and 62,763

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Solution

The fourth proportional to 113,067.24, 156,026.70 and 62,763 is: 86,609.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,067.24 : 156,026.70 = 62,763 : x
  2. Step 2: Convert to fraction form
    113,067.24/156,026.70 = 62,763/x
  3. Step 3: Cross multiply
    113,067.24x = 156,026.70 × 62,763
  4. Step 4: Simplify right side
    113,067.24x = 9,792,703,772.10
  5. Step 5: Solve for x
    x = 9,792,703,772.10/113,067.24
  6. Step 6: Final answer
    x = 86,609.56

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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.