Home / 300,895.02-451,092.39-140,892.27

Finding the Fourth Proportional to 300,895.02, 451,092.39 and 140,892.27

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Solution

The fourth proportional to 300,895.02, 451,092.39 and 140,892.27 is: 211,221.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,895.02 : 451,092.39 = 140,892.27 : x
  2. Step 2: Convert to fraction form
    300,895.02/451,092.39 = 140,892.27/x
  3. Step 3: Cross multiply
    300,895.02x = 451,092.39 × 140,892.27
  4. Step 4: Simplify right side
    300,895.02x = 63,555,430,806.83
  5. Step 5: Solve for x
    x = 63,555,430,806.83/300,895.02
  6. Step 6: Final answer
    x = 211,221.28

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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.