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Finding the Fourth Proportional to 202,214.88, 303,322.42 and 69,096.44

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Solution

The fourth proportional to 202,214.88, 303,322.42 and 69,096.44 is: 103,644.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,214.88 : 303,322.42 = 69,096.44 : x
  2. Step 2: Convert to fraction form
    202,214.88/303,322.42 = 69,096.44/x
  3. Step 3: Cross multiply
    202,214.88x = 303,322.42 × 69,096.44
  4. Step 4: Simplify right side
    202,214.88x = 20,958,500,238.86
  5. Step 5: Solve for x
    x = 20,958,500,238.86/202,214.88
  6. Step 6: Final answer
    x = 103,644.70

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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.