Home / 69,098.45-103,481.58-39,426.33

Finding the Fourth Proportional to 69,098.45, 103,481.58 and 39,426.33

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Solution

The fourth proportional to 69,098.45, 103,481.58 and 39,426.33 is: 59,044.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,098.45 : 103,481.58 = 39,426.33 : x
  2. Step 2: Convert to fraction form
    69,098.45/103,481.58 = 39,426.33/x
  3. Step 3: Cross multiply
    69,098.45x = 103,481.58 × 39,426.33
  4. Step 4: Simplify right side
    69,098.45x = 4,079,898,207.46
  5. Step 5: Solve for x
    x = 4,079,898,207.46/69,098.45
  6. Step 6: Final answer
    x = 59,044.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.