Home / 168,563.55-252,845.33-108,688.35

Finding the Fourth Proportional to 168,563.55, 252,845.33 and 108,688.35

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Solution

The fourth proportional to 168,563.55, 252,845.33 and 108,688.35 is: 163,032.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,563.55 : 252,845.33 = 108,688.35 : x
  2. Step 2: Convert to fraction form
    168,563.55/252,845.33 = 108,688.35/x
  3. Step 3: Cross multiply
    168,563.55x = 252,845.33 × 108,688.35
  4. Step 4: Simplify right side
    168,563.55x = 27,481,341,179.46
  5. Step 5: Solve for x
    x = 27,481,341,179.46/168,563.55
  6. Step 6: Final answer
    x = 163,032.53

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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.