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Finding the Fourth Proportional to 163,624.66, 225,793.78 and 92,000.41

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Solution

The fourth proportional to 163,624.66, 225,793.78 and 92,000.41 is: 126,955.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,624.66 : 225,793.78 = 92,000.41 : x
  2. Step 2: Convert to fraction form
    163,624.66/225,793.78 = 92,000.41/x
  3. Step 3: Cross multiply
    163,624.66x = 225,793.78 × 92,000.41
  4. Step 4: Simplify right side
    163,624.66x = 20,773,119,540.96
  5. Step 5: Solve for x
    x = 20,773,119,540.96/163,624.66
  6. Step 6: Final answer
    x = 126,955.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.