Home / 69,721.14-96,212.52-37,889.34

Finding the Fourth Proportional to 69,721.14, 96,212.52 and 37,889.34

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Solution

The fourth proportional to 69,721.14, 96,212.52 and 37,889.34 is: 52,285.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,721.14 : 96,212.52 = 37,889.34 : x
  2. Step 2: Convert to fraction form
    69,721.14/96,212.52 = 37,889.34/x
  3. Step 3: Cross multiply
    69,721.14x = 96,212.52 × 37,889.34
  4. Step 4: Simplify right side
    69,721.14x = 3,645,428,882.54
  5. Step 5: Solve for x
    x = 3,645,428,882.54/69,721.14
  6. Step 6: Final answer
    x = 52,285.85

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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.