Home / 194,166.44-291,354.29-81,924.45

Finding the Fourth Proportional to 194,166.44, 291,354.29 and 81,924.45

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Solution

The fourth proportional to 194,166.44, 291,354.29 and 81,924.45 is: 122,930.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,166.44 : 291,354.29 = 81,924.45 : x
  2. Step 2: Convert to fraction form
    194,166.44/291,354.29 = 81,924.45/x
  3. Step 3: Cross multiply
    194,166.44x = 291,354.29 × 81,924.45
  4. Step 4: Simplify right side
    194,166.44x = 23,869,039,963.39
  5. Step 5: Solve for x
    x = 23,869,039,963.39/194,166.44
  6. Step 6: Final answer
    x = 122,930.82

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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.