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Finding the Fourth Proportional to 101,049.55, 151,574.85 and 26,164.45

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Solution

The fourth proportional to 101,049.55, 151,574.85 and 26,164.45 is: 39,246.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,049.55 : 151,574.85 = 26,164.45 : x
  2. Step 2: Convert to fraction form
    101,049.55/151,574.85 = 26,164.45/x
  3. Step 3: Cross multiply
    101,049.55x = 151,574.85 × 26,164.45
  4. Step 4: Simplify right side
    101,049.55x = 3,965,872,584.08
  5. Step 5: Solve for x
    x = 3,965,872,584.08/101,049.55
  6. Step 6: Final answer
    x = 39,246.81

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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.