Home / 69,768.52-96,282.39-37,939.30

Finding the Fourth Proportional to 69,768.52, 96,282.39 and 37,939.30

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Solution

The fourth proportional to 69,768.52, 96,282.39 and 37,939.30 is: 52,357.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,768.52 : 96,282.39 = 37,939.30 : x
  2. Step 2: Convert to fraction form
    69,768.52/96,282.39 = 37,939.30/x
  3. Step 3: Cross multiply
    69,768.52x = 96,282.39 × 37,939.30
  4. Step 4: Simplify right side
    69,768.52x = 3,652,886,478.93
  5. Step 5: Solve for x
    x = 3,652,886,478.93/69,768.52
  6. Step 6: Final answer
    x = 52,357.23

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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.