Home / 197,523.82-272,580.82-106,877.78

Finding the Fourth Proportional to 197,523.82, 272,580.82 and 106,877.78

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Solution

The fourth proportional to 197,523.82, 272,580.82 and 106,877.78 is: 147,490.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,523.82 : 272,580.82 = 106,877.78 : x
  2. Step 2: Convert to fraction form
    197,523.82/272,580.82 = 106,877.78/x
  3. Step 3: Cross multiply
    197,523.82x = 272,580.82 × 106,877.78
  4. Step 4: Simplify right side
    197,523.82x = 29,132,832,912.18
  5. Step 5: Solve for x
    x = 29,132,832,912.18/197,523.82
  6. Step 6: Final answer
    x = 147,490.23

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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.