Home / 69,523.77-103,391.24-67,309.44

Finding the Fourth Proportional to 69,523.77, 103,391.24 and 67,309.44

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Solution

The fourth proportional to 69,523.77, 103,391.24 and 67,309.44 is: 100,098.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,523.77 : 103,391.24 = 67,309.44 : x
  2. Step 2: Convert to fraction form
    69,523.77/103,391.24 = 67,309.44/x
  3. Step 3: Cross multiply
    69,523.77x = 103,391.24 × 67,309.44
  4. Step 4: Simplify right side
    69,523.77x = 6,959,206,465.31
  5. Step 5: Solve for x
    x = 6,959,206,465.31/69,523.77
  6. Step 6: Final answer
    x = 100,098.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.