Home / 69,126.32-103,660.13-29,163.23

Finding the Fourth Proportional to 69,126.32, 103,660.13 and 29,163.23

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Solution

The fourth proportional to 69,126.32, 103,660.13 and 29,163.23 is: 43,732.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,126.32 : 103,660.13 = 29,163.23 : x
  2. Step 2: Convert to fraction form
    69,126.32/103,660.13 = 29,163.23/x
  3. Step 3: Cross multiply
    69,126.32x = 103,660.13 × 29,163.23
  4. Step 4: Simplify right side
    69,126.32x = 3,023,063,694.72
  5. Step 5: Solve for x
    x = 3,023,063,694.72/69,126.32
  6. Step 6: Final answer
    x = 43,732.46

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1.5x scale

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.