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Finding the Fourth Proportional to 101,297.60, 151,825.04 and 47,189.37

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Solution

The fourth proportional to 101,297.60, 151,825.04 and 47,189.37 is: 70,727.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,297.60 : 151,825.04 = 47,189.37 : x
  2. Step 2: Convert to fraction form
    101,297.60/151,825.04 = 47,189.37/x
  3. Step 3: Cross multiply
    101,297.60x = 151,825.04 × 47,189.37
  4. Step 4: Simplify right side
    101,297.60x = 7,164,527,359.49
  5. Step 5: Solve for x
    x = 7,164,527,359.49/101,297.60
  6. Step 6: Final answer
    x = 70,727.51

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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.