Home / 148,571.60-204,997.27-88,161.90

Finding the Fourth Proportional to 148,571.60, 204,997.27 and 88,161.90

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Solution

The fourth proportional to 148,571.60, 204,997.27 and 88,161.90 is: 121,644.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,571.60 : 204,997.27 = 88,161.90 : x
  2. Step 2: Convert to fraction form
    148,571.60/204,997.27 = 88,161.90/x
  3. Step 3: Cross multiply
    148,571.60x = 204,997.27 × 88,161.90
  4. Step 4: Simplify right side
    148,571.60x = 18,072,948,818.01
  5. Step 5: Solve for x
    x = 18,072,948,818.01/148,571.60
  6. Step 6: Final answer
    x = 121,644.71

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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.