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Finding the Fourth Proportional to 168,295.80, 252,388.92 and 55,945.92

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Solution

The fourth proportional to 168,295.80, 252,388.92 and 55,945.92 is: 83,900.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,295.80 : 252,388.92 = 55,945.92 : x
  2. Step 2: Convert to fraction form
    168,295.80/252,388.92 = 55,945.92/x
  3. Step 3: Cross multiply
    168,295.80x = 252,388.92 × 55,945.92
  4. Step 4: Simplify right side
    168,295.80x = 14,120,130,327.21
  5. Step 5: Solve for x
    x = 14,120,130,327.21/168,295.80
  6. Step 6: Final answer
    x = 83,900.67

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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.