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Finding the Fourth Proportional to 166,804.52, 250,172.15 and 61,551.50

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Solution

The fourth proportional to 166,804.52, 250,172.15 and 61,551.50 is: 92,314.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,804.52 : 250,172.15 = 61,551.50 : x
  2. Step 2: Convert to fraction form
    166,804.52/250,172.15 = 61,551.50/x
  3. Step 3: Cross multiply
    166,804.52x = 250,172.15 × 61,551.50
  4. Step 4: Simplify right side
    166,804.52x = 15,398,469,532.11
  5. Step 5: Solve for x
    x = 15,398,469,532.11/166,804.52
  6. Step 6: Final answer
    x = 92,314.46

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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.