Home / 137,727.05-206,563.37-37,861.47

Finding the Fourth Proportional to 137,727.05, 206,563.37 and 37,861.47

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Solution

The fourth proportional to 137,727.05, 206,563.37 and 37,861.47 is: 56,784.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,727.05 : 206,563.37 = 37,861.47 : x
  2. Step 2: Convert to fraction form
    137,727.05/206,563.37 = 37,861.47/x
  3. Step 3: Cross multiply
    137,727.05x = 206,563.37 × 37,861.47
  4. Step 4: Simplify right side
    137,727.05x = 7,820,792,647.05
  5. Step 5: Solve for x
    x = 7,820,792,647.05/137,727.05
  6. Step 6: Final answer
    x = 56,784.73

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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.