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Finding the Fourth Proportional to 101,106, 151,662.66 and 37,919.70

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Solution

The fourth proportional to 101,106, 151,662.66 and 37,919.70 is: 56,880.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,106 : 151,662.66 = 37,919.70 : x
  2. Step 2: Convert to fraction form
    101,106/151,662.66 = 37,919.70/x
  3. Step 3: Cross multiply
    101,106x = 151,662.66 × 37,919.70
  4. Step 4: Simplify right side
    101,106x = 5,751,002,568.40
  5. Step 5: Solve for x
    x = 5,751,002,568.40/101,106
  6. Step 6: Final answer
    x = 56,880.92

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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.