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Finding the Fourth Proportional to 69,361.39, 95,718.71 and 37,530.28

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Solution

The fourth proportional to 69,361.39, 95,718.71 and 37,530.28 is: 51,791.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,361.39 : 95,718.71 = 37,530.28 : x
  2. Step 2: Convert to fraction form
    69,361.39/95,718.71 = 37,530.28/x
  3. Step 3: Cross multiply
    69,361.39x = 95,718.71 × 37,530.28
  4. Step 4: Simplify right side
    69,361.39x = 3,592,350,201.01
  5. Step 5: Solve for x
    x = 3,592,350,201.01/69,361.39
  6. Step 6: Final answer
    x = 51,791.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.