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Finding the Fourth Proportional to 166,969.50, 250,295.84 and 61,717.02

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Solution

The fourth proportional to 166,969.50, 250,295.84 and 61,717.02 is: 92,516.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,969.50 : 250,295.84 = 61,717.02 : x
  2. Step 2: Convert to fraction form
    166,969.50/250,295.84 = 61,717.02/x
  3. Step 3: Cross multiply
    166,969.50x = 250,295.84 × 61,717.02
  4. Step 4: Simplify right side
    166,969.50x = 15,447,513,363.20
  5. Step 5: Solve for x
    x = 15,447,513,363.20/166,969.50
  6. Step 6: Final answer
    x = 92,516.98

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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.