Home / 69,815.68-96,342.78-37,984.61

Finding the Fourth Proportional to 69,815.68, 96,342.78 and 37,984.61

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Solution

The fourth proportional to 69,815.68, 96,342.78 and 37,984.61 is: 52,417.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,815.68 : 96,342.78 = 37,984.61 : x
  2. Step 2: Convert to fraction form
    69,815.68/96,342.78 = 37,984.61/x
  3. Step 3: Cross multiply
    69,815.68x = 96,342.78 × 37,984.61
  4. Step 4: Simplify right side
    69,815.68x = 3,659,542,924.62
  5. Step 5: Solve for x
    x = 3,659,542,924.62/69,815.68
  6. Step 6: Final answer
    x = 52,417.21

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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.