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Finding the Fourth Proportional to 69,168.42, 103,652.19 and 37,551.69

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Solution

The fourth proportional to 69,168.42, 103,652.19 and 37,551.69 is: 56,273.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,168.42 : 103,652.19 = 37,551.69 : x
  2. Step 2: Convert to fraction form
    69,168.42/103,652.19 = 37,551.69/x
  3. Step 3: Cross multiply
    69,168.42x = 103,652.19 × 37,551.69
  4. Step 4: Simplify right side
    69,168.42x = 3,892,314,906.70
  5. Step 5: Solve for x
    x = 3,892,314,906.70/69,168.42
  6. Step 6: Final answer
    x = 56,273.01

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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.