Home / 69,960.92-96,546.39-39,747.89

Finding the Fourth Proportional to 69,960.92, 96,546.39 and 39,747.89

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Solution

The fourth proportional to 69,960.92, 96,546.39 and 39,747.89 is: 54,852.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,960.92 : 96,546.39 = 39,747.89 : x
  2. Step 2: Convert to fraction form
    69,960.92/96,546.39 = 39,747.89/x
  3. Step 3: Cross multiply
    69,960.92x = 96,546.39 × 39,747.89
  4. Step 4: Simplify right side
    69,960.92x = 3,837,514,806.89
  5. Step 5: Solve for x
    x = 3,837,514,806.89/69,960.92
  6. Step 6: Final answer
    x = 54,852.27

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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.