Home / 227,455.53-313,787.13-131,906.85

Finding the Fourth Proportional to 227,455.53, 313,787.13 and 131,906.85

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Solution

The fourth proportional to 227,455.53, 313,787.13 and 131,906.85 is: 181,972.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,455.53 : 313,787.13 = 131,906.85 : x
  2. Step 2: Convert to fraction form
    227,455.53/313,787.13 = 131,906.85/x
  3. Step 3: Cross multiply
    227,455.53x = 313,787.13 × 131,906.85
  4. Step 4: Simplify right side
    227,455.53x = 41,390,671,888.84
  5. Step 5: Solve for x
    x = 41,390,671,888.84/227,455.53
  6. Step 6: Final answer
    x = 181,972.59

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1.5x scale

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.