Home / 131,682.54-197,543.25-38,176.14

Finding the Fourth Proportional to 131,682.54, 197,543.25 and 38,176.14

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Solution

The fourth proportional to 131,682.54, 197,543.25 and 38,176.14 is: 57,269.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,682.54 : 197,543.25 = 38,176.14 : x
  2. Step 2: Convert to fraction form
    131,682.54/197,543.25 = 38,176.14/x
  3. Step 3: Cross multiply
    131,682.54x = 197,543.25 × 38,176.14
  4. Step 4: Simplify right side
    131,682.54x = 7,541,438,768.06
  5. Step 5: Solve for x
    x = 7,541,438,768.06/131,682.54
  6. Step 6: Final answer
    x = 57,269.85

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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.