Home / 194,168.44-291,357.29-81,926.45

Finding the Fourth Proportional to 194,168.44, 291,357.29 and 81,926.45

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Solution

The fourth proportional to 194,168.44, 291,357.29 and 81,926.45 is: 122,933.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,168.44 : 291,357.29 = 81,926.45 : x
  2. Step 2: Convert to fraction form
    194,168.44/291,357.29 = 81,926.45/x
  3. Step 3: Cross multiply
    194,168.44x = 291,357.29 × 81,926.45
  4. Step 4: Simplify right side
    194,168.44x = 23,869,868,451.32
  5. Step 5: Solve for x
    x = 23,869,868,451.32/194,168.44
  6. Step 6: Final answer
    x = 122,933.82

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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.