Home / 227,821.20-341,731.80-61,609.20

Finding the Fourth Proportional to 227,821.20, 341,731.80 and 61,609.20

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Solution

The fourth proportional to 227,821.20, 341,731.80 and 61,609.20 is: 92,413.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,821.20 : 341,731.80 = 61,609.20 : x
  2. Step 2: Convert to fraction form
    227,821.20/341,731.80 = 61,609.20/x
  3. Step 3: Cross multiply
    227,821.20x = 341,731.80 × 61,609.20
  4. Step 4: Simplify right side
    227,821.20x = 21,053,822,812.56
  5. Step 5: Solve for x
    x = 21,053,822,812.56/227,821.20
  6. Step 6: Final answer
    x = 92,413.80

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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.