Home / 69,843.18-96,384.51-39,626.22

Finding the Fourth Proportional to 69,843.18, 96,384.51 and 39,626.22

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Solution

The fourth proportional to 69,843.18, 96,384.51 and 39,626.22 is: 54,684.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,843.18 : 96,384.51 = 39,626.22 : x
  2. Step 2: Convert to fraction form
    69,843.18/96,384.51 = 39,626.22/x
  3. Step 3: Cross multiply
    69,843.18x = 96,384.51 × 39,626.22
  4. Step 4: Simplify right side
    69,843.18x = 3,819,353,797.85
  5. Step 5: Solve for x
    x = 3,819,353,797.85/69,843.18
  6. Step 6: Final answer
    x = 54,684.71

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1.5x scale

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.