Home / 234,060.80-351,091.20-198,631.40

Finding the Fourth Proportional to 234,060.80, 351,091.20 and 198,631.40

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Solution

The fourth proportional to 234,060.80, 351,091.20 and 198,631.40 is: 297,947.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,060.80 : 351,091.20 = 198,631.40 : x
  2. Step 2: Convert to fraction form
    234,060.80/351,091.20 = 198,631.40/x
  3. Step 3: Cross multiply
    234,060.80x = 351,091.20 × 198,631.40
  4. Step 4: Simplify right side
    234,060.80x = 69,737,736,583.68
  5. Step 5: Solve for x
    x = 69,737,736,583.68/234,060.80
  6. Step 6: Final answer
    x = 297,947.10

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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.