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Finding the Fourth Proportional to 166,740.64, 250,135.60 and 48,396.64

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Solution

The fourth proportional to 166,740.64, 250,135.60 and 48,396.64 is: 72,602.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,740.64 : 250,135.60 = 48,396.64 : x
  2. Step 2: Convert to fraction form
    166,740.64/250,135.60 = 48,396.64/x
  3. Step 3: Cross multiply
    166,740.64x = 250,135.60 × 48,396.64
  4. Step 4: Simplify right side
    166,740.64x = 12,105,722,584.38
  5. Step 5: Solve for x
    x = 12,105,722,584.38/166,740.64
  6. Step 6: Final answer
    x = 72,602.11

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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.