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Finding the Fourth Proportional to 227,689.41, 341,550.52 and 87,448.04

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Solution

The fourth proportional to 227,689.41, 341,550.52 and 87,448.04 is: 131,178.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,689.41 : 341,550.52 = 87,448.04 : x
  2. Step 2: Convert to fraction form
    227,689.41/341,550.52 = 87,448.04/x
  3. Step 3: Cross multiply
    227,689.41x = 341,550.52 × 87,448.04
  4. Step 4: Simplify right side
    227,689.41x = 29,867,921,608.61
  5. Step 5: Solve for x
    x = 29,867,921,608.61/227,689.41
  6. Step 6: Final answer
    x = 131,178.35

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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.