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Finding the Fourth Proportional to 150,871.60, 226,048.20 and 71,815.60

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Solution

The fourth proportional to 150,871.60, 226,048.20 and 71,815.60 is: 107,600.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,871.60 : 226,048.20 = 71,815.60 : x
  2. Step 2: Convert to fraction form
    150,871.60/226,048.20 = 71,815.60/x
  3. Step 3: Cross multiply
    150,871.60x = 226,048.20 × 71,815.60
  4. Step 4: Simplify right side
    150,871.60x = 16,233,787,111.92
  5. Step 5: Solve for x
    x = 16,233,787,111.92/150,871.60
  6. Step 6: Final answer
    x = 107,600.02

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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.