Home / 227,930.93-341,910.98-87,689.55

Finding the Fourth Proportional to 227,930.93, 341,910.98 and 87,689.55

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Solution

The fourth proportional to 227,930.93, 341,910.98 and 87,689.55 is: 131,539.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,930.93 : 341,910.98 = 87,689.55 : x
  2. Step 2: Convert to fraction form
    227,930.93/341,910.98 = 87,689.55/x
  3. Step 3: Cross multiply
    227,930.93x = 341,910.98 × 87,689.55
  4. Step 4: Simplify right side
    227,930.93x = 29,982,019,537.81
  5. Step 5: Solve for x
    x = 29,982,019,537.81/227,930.93
  6. Step 6: Final answer
    x = 131,539.94

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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.