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Finding the Fourth Proportional to 167,018.91, 250,501.71 and 48,662.57

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Solution

The fourth proportional to 167,018.91, 250,501.71 and 48,662.57 is: 72,986.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,018.91 : 250,501.71 = 48,662.57 : x
  2. Step 2: Convert to fraction form
    167,018.91/250,501.71 = 48,662.57/x
  3. Step 3: Cross multiply
    167,018.91x = 250,501.71 × 48,662.57
  4. Step 4: Simplify right side
    167,018.91x = 12,190,057,806.73
  5. Step 5: Solve for x
    x = 12,190,057,806.73/167,018.91
  6. Step 6: Final answer
    x = 72,986.09

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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.