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Finding the Fourth Proportional to 166,732.50, 250,070.50 and 46,761.88

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Solution

The fourth proportional to 166,732.50, 250,070.50 and 46,761.88 is: 70,134.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,732.50 : 250,070.50 = 46,761.88 : x
  2. Step 2: Convert to fraction form
    166,732.50/250,070.50 = 46,761.88/x
  3. Step 3: Cross multiply
    166,732.50x = 250,070.50 × 46,761.88
  4. Step 4: Simplify right side
    166,732.50x = 11,693,766,712.54
  5. Step 5: Solve for x
    x = 11,693,766,712.54/166,732.50
  6. Step 6: Final answer
    x = 70,134.90

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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.