Home / 148,248.52-204,902.94-131,131.60

Finding the Fourth Proportional to 148,248.52, 204,902.94 and 131,131.60

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Solution

The fourth proportional to 148,248.52, 204,902.94 and 131,131.60 is: 181,244.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,248.52 : 204,902.94 = 131,131.60 : x
  2. Step 2: Convert to fraction form
    148,248.52/204,902.94 = 131,131.60/x
  3. Step 3: Cross multiply
    148,248.52x = 204,902.94 × 131,131.60
  4. Step 4: Simplify right side
    148,248.52x = 26,869,250,366.90
  5. Step 5: Solve for x
    x = 26,869,250,366.90/148,248.52
  6. Step 6: Final answer
    x = 181,244.64

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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.