Home / 240,787.78-361,185.20-114,440.92

Finding the Fourth Proportional to 240,787.78, 361,185.20 and 114,440.92

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Solution

The fourth proportional to 240,787.78, 361,185.20 and 114,440.92 is: 171,663.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,787.78 : 361,185.20 = 114,440.92 : x
  2. Step 2: Convert to fraction form
    240,787.78/361,185.20 = 114,440.92/x
  3. Step 3: Cross multiply
    240,787.78x = 361,185.20 × 114,440.92
  4. Step 4: Simplify right side
    240,787.78x = 41,334,366,578.38
  5. Step 5: Solve for x
    x = 41,334,366,578.38/240,787.78
  6. Step 6: Final answer
    x = 171,663.06

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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.