Home / 137,436.82-206,161.44-37,594.78

Finding the Fourth Proportional to 137,436.82, 206,161.44 and 37,594.78

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Solution

The fourth proportional to 137,436.82, 206,161.44 and 37,594.78 is: 56,393.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,436.82 : 206,161.44 = 37,594.78 : x
  2. Step 2: Convert to fraction form
    137,436.82/206,161.44 = 37,594.78/x
  3. Step 3: Cross multiply
    137,436.82x = 206,161.44 × 37,594.78
  4. Step 4: Simplify right side
    137,436.82x = 7,750,593,981.28
  5. Step 5: Solve for x
    x = 7,750,593,981.28/137,436.82
  6. Step 6: Final answer
    x = 56,393.87

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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.