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Finding the Fourth Proportional to 111,063.96, 166,591.08 and 32,176.44

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Solution

The fourth proportional to 111,063.96, 166,591.08 and 32,176.44 is: 48,263.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,063.96 : 166,591.08 = 32,176.44 : x
  2. Step 2: Convert to fraction form
    111,063.96/166,591.08 = 32,176.44/x
  3. Step 3: Cross multiply
    111,063.96x = 166,591.08 × 32,176.44
  4. Step 4: Simplify right side
    111,063.96x = 5,360,307,890.16
  5. Step 5: Solve for x
    x = 5,360,307,890.16/111,063.96
  6. Step 6: Final answer
    x = 48,263.25

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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.