Home / 168,372.20-232,352.10-92,921.96

Finding the Fourth Proportional to 168,372.20, 232,352.10 and 92,921.96

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Solution

The fourth proportional to 168,372.20, 232,352.10 and 92,921.96 is: 128,231.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,372.20 : 232,352.10 = 92,921.96 : x
  2. Step 2: Convert to fraction form
    168,372.20/232,352.10 = 92,921.96/x
  3. Step 3: Cross multiply
    168,372.20x = 232,352.10 × 92,921.96
  4. Step 4: Simplify right side
    168,372.20x = 21,590,612,542.12
  5. Step 5: Solve for x
    x = 21,590,612,542.12/168,372.20
  6. Step 6: Final answer
    x = 128,231.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.