Home / 416,170.05-624,273.27-131,881.55

Finding the Fourth Proportional to 416,170.05, 624,273.27 and 131,881.55

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Solution

The fourth proportional to 416,170.05, 624,273.27 and 131,881.55 is: 197,828.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,170.05 : 624,273.27 = 131,881.55 : x
  2. Step 2: Convert to fraction form
    416,170.05/624,273.27 = 131,881.55/x
  3. Step 3: Cross multiply
    416,170.05x = 624,273.27 × 131,881.55
  4. Step 4: Simplify right side
    416,170.05x = 82,330,123,349.80
  5. Step 5: Solve for x
    x = 82,330,123,349.80/416,170.05
  6. Step 6: Final answer
    x = 197,828.08

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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.