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Finding the Fourth Proportional to 111,195.37, 166,795.08 and 40,123.34

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Solution

The fourth proportional to 111,195.37, 166,795.08 and 40,123.34 is: 60,185.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,195.37 : 166,795.08 = 40,123.34 : x
  2. Step 2: Convert to fraction form
    111,195.37/166,795.08 = 40,123.34/x
  3. Step 3: Cross multiply
    111,195.37x = 166,795.08 × 40,123.34
  4. Step 4: Simplify right side
    111,195.37x = 6,692,375,705.17
  5. Step 5: Solve for x
    x = 6,692,375,705.17/111,195.37
  6. Step 6: Final answer
    x = 60,185.74

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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.