Home / 131,450.18-197,091.03-55,528.08

Finding the Fourth Proportional to 131,450.18, 197,091.03 and 55,528.08

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Solution

The fourth proportional to 131,450.18, 197,091.03 and 55,528.08 is: 83,256.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,450.18 : 197,091.03 = 55,528.08 : x
  2. Step 2: Convert to fraction form
    131,450.18/197,091.03 = 55,528.08/x
  3. Step 3: Cross multiply
    131,450.18x = 197,091.03 × 55,528.08
  4. Step 4: Simplify right side
    131,450.18x = 10,944,086,481.12
  5. Step 5: Solve for x
    x = 10,944,086,481.12/131,450.18
  6. Step 6: Final answer
    x = 83,256.54

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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.