Home / 234,337.23-351,356.85-198,810.79

Finding the Fourth Proportional to 234,337.23, 351,356.85 and 198,810.79

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Solution

The fourth proportional to 234,337.23, 351,356.85 and 198,810.79 is: 298,089.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,337.23 : 351,356.85 = 198,810.79 : x
  2. Step 2: Convert to fraction form
    234,337.23/351,356.85 = 198,810.79/x
  3. Step 3: Cross multiply
    234,337.23x = 351,356.85 × 198,810.79
  4. Step 4: Simplify right side
    234,337.23x = 69,853,532,042.02
  5. Step 5: Solve for x
    x = 69,853,532,042.02/234,337.23
  6. Step 6: Final answer
    x = 298,089.77

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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.