Home / 69,435.08-95,821.34-38,806.82

Finding the Fourth Proportional to 69,435.08, 95,821.34 and 38,806.82

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Solution

The fourth proportional to 69,435.08, 95,821.34 and 38,806.82 is: 53,553.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,435.08 : 95,821.34 = 38,806.82 : x
  2. Step 2: Convert to fraction form
    69,435.08/95,821.34 = 38,806.82/x
  3. Step 3: Cross multiply
    69,435.08x = 95,821.34 × 38,806.82
  4. Step 4: Simplify right side
    69,435.08x = 3,718,521,493.54
  5. Step 5: Solve for x
    x = 3,718,521,493.54/69,435.08
  6. Step 6: Final answer
    x = 53,553.93

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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.