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Finding the Fourth Proportional to 166,991.92, 250,483.48 and 48,695.92

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Solution

The fourth proportional to 166,991.92, 250,483.48 and 48,695.92 is: 73,042.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,991.92 : 250,483.48 = 48,695.92 : x
  2. Step 2: Convert to fraction form
    166,991.92/250,483.48 = 48,695.92/x
  3. Step 3: Cross multiply
    166,991.92x = 250,483.48 × 48,695.92
  4. Step 4: Simplify right side
    166,991.92x = 12,197,523,503.40
  5. Step 5: Solve for x
    x = 12,197,523,503.40/166,991.92
  6. Step 6: Final answer
    x = 73,042.60

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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.