Home / 69,305.76-95,641.47-39,091.34

Finding the Fourth Proportional to 69,305.76, 95,641.47 and 39,091.34

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Solution

The fourth proportional to 69,305.76, 95,641.47 and 39,091.34 is: 53,945.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,305.76 : 95,641.47 = 39,091.34 : x
  2. Step 2: Convert to fraction form
    69,305.76/95,641.47 = 39,091.34/x
  3. Step 3: Cross multiply
    69,305.76x = 95,641.47 × 39,091.34
  4. Step 4: Simplify right side
    69,305.76x = 3,738,753,460.97
  5. Step 5: Solve for x
    x = 3,738,753,460.97/69,305.76
  6. Step 6: Final answer
    x = 53,945.78

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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.