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Finding the Fourth Proportional to 166,893.50, 250,381.22 and 48,565.86

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Solution

The fourth proportional to 166,893.50, 250,381.22 and 48,565.86 is: 72,860.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,893.50 : 250,381.22 = 48,565.86 : x
  2. Step 2: Convert to fraction form
    166,893.50/250,381.22 = 48,565.86/x
  3. Step 3: Cross multiply
    166,893.50x = 250,381.22 × 48,565.86
  4. Step 4: Simplify right side
    166,893.50x = 12,159,979,034.32
  5. Step 5: Solve for x
    x = 12,159,979,034.32/166,893.50
  6. Step 6: Final answer
    x = 72,860.71

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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.