Home / 69,098.32-103,481.39-39,426.20

Finding the Fourth Proportional to 69,098.32, 103,481.39 and 39,426.20

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Solution

The fourth proportional to 69,098.32, 103,481.39 and 39,426.20 is: 59,044.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,098.32 : 103,481.39 = 39,426.20 : x
  2. Step 2: Convert to fraction form
    69,098.32/103,481.39 = 39,426.20/x
  3. Step 3: Cross multiply
    69,098.32x = 103,481.39 × 39,426.20
  4. Step 4: Simplify right side
    69,098.32x = 4,079,877,621.15
  5. Step 5: Solve for x
    x = 4,079,877,621.15/69,098.32
  6. Step 6: Final answer
    x = 59,044.53

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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.