Home / 68,733.27-103,101.26-31,267.23

Finding the Fourth Proportional to 68,733.27, 103,101.26 and 31,267.23

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Solution

The fourth proportional to 68,733.27, 103,101.26 and 31,267.23 is: 46,901.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,733.27 : 103,101.26 = 31,267.23 : x
  2. Step 2: Convert to fraction form
    68,733.27/103,101.26 = 31,267.23/x
  3. Step 3: Cross multiply
    68,733.27x = 103,101.26 × 31,267.23
  4. Step 4: Simplify right side
    68,733.27x = 3,223,690,137.87
  5. Step 5: Solve for x
    x = 3,223,690,137.87/68,733.27
  6. Step 6: Final answer
    x = 46,901.46

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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.