Home / 69,247.05-95,722.36-61,767.51

Finding the Fourth Proportional to 69,247.05, 95,722.36 and 61,767.51

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Solution

The fourth proportional to 69,247.05, 95,722.36 and 61,767.51 is: 85,383.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,247.05 : 95,722.36 = 61,767.51 : x
  2. Step 2: Convert to fraction form
    69,247.05/95,722.36 = 61,767.51/x
  3. Step 3: Cross multiply
    69,247.05x = 95,722.36 × 61,767.51
  4. Step 4: Simplify right side
    69,247.05x = 5,912,531,853.58
  5. Step 5: Solve for x
    x = 5,912,531,853.58/69,247.05
  6. Step 6: Final answer
    x = 85,383.16

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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.