Home / 194,792.88-268,799.40-109,917.84

Finding the Fourth Proportional to 194,792.88, 268,799.40 and 109,917.84

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Solution

The fourth proportional to 194,792.88, 268,799.40 and 109,917.84 is: 151,678.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,792.88 : 268,799.40 = 109,917.84 : x
  2. Step 2: Convert to fraction form
    194,792.88/268,799.40 = 109,917.84/x
  3. Step 3: Cross multiply
    194,792.88x = 268,799.40 × 109,917.84
  4. Step 4: Simplify right side
    194,792.88x = 29,545,849,441.30
  5. Step 5: Solve for x
    x = 29,545,849,441.30/194,792.88
  6. Step 6: Final answer
    x = 151,678.28

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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.