Home / 232,120.50-320,394.66-151,560.54

Finding the Fourth Proportional to 232,120.50, 320,394.66 and 151,560.54

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Solution

The fourth proportional to 232,120.50, 320,394.66 and 151,560.54 is: 209,198.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,120.50 : 320,394.66 = 151,560.54 : x
  2. Step 2: Convert to fraction form
    232,120.50/320,394.66 = 151,560.54/x
  3. Step 3: Cross multiply
    232,120.50x = 320,394.66 × 151,560.54
  4. Step 4: Simplify right side
    232,120.50x = 48,559,187,682.72
  5. Step 5: Solve for x
    x = 48,559,187,682.72/232,120.50
  6. Step 6: Final answer
    x = 209,198.19

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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.