Home / 327,963.13-452,621.31-191,988.83

Finding the Fourth Proportional to 327,963.13, 452,621.31 and 191,988.83

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Solution

The fourth proportional to 327,963.13, 452,621.31 and 191,988.83 is: 264,963.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,963.13 : 452,621.31 = 191,988.83 : x
  2. Step 2: Convert to fraction form
    327,963.13/452,621.31 = 191,988.83/x
  3. Step 3: Cross multiply
    327,963.13x = 452,621.31 × 191,988.83
  4. Step 4: Simplify right side
    327,963.13x = 86,898,235,739.97
  5. Step 5: Solve for x
    x = 86,898,235,739.97/327,963.13
  6. Step 6: Final answer
    x = 264,963.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.