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Finding the Fourth Proportional to 167,528.57, 251,323.98 and 55,216.67

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Solution

The fourth proportional to 167,528.57, 251,323.98 and 55,216.67 is: 82,835.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,528.57 : 251,323.98 = 55,216.67 : x
  2. Step 2: Convert to fraction form
    167,528.57/251,323.98 = 55,216.67/x
  3. Step 3: Cross multiply
    167,528.57x = 251,323.98 × 55,216.67
  4. Step 4: Simplify right side
    167,528.57x = 13,877,273,687.99
  5. Step 5: Solve for x
    x = 13,877,273,687.99/167,528.57
  6. Step 6: Final answer
    x = 82,835.27

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1.5x scale

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.