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Finding the Fourth Proportional to 101,324.09, 151,963.02 and 38,150.87

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Solution

The fourth proportional to 101,324.09, 151,963.02 and 38,150.87 is: 57,217.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,324.09 : 151,963.02 = 38,150.87 : x
  2. Step 2: Convert to fraction form
    101,324.09/151,963.02 = 38,150.87/x
  3. Step 3: Cross multiply
    101,324.09x = 151,963.02 × 38,150.87
  4. Step 4: Simplify right side
    101,324.09x = 5,797,520,661.01
  5. Step 5: Solve for x
    x = 5,797,520,661.01/101,324.09
  6. Step 6: Final answer
    x = 57,217.59

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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.