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Finding the Fourth Proportional to 194,327.71, 291,657.71 and 76,082.09

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Solution

The fourth proportional to 194,327.71, 291,657.71 and 76,082.09 is: 114,188.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,327.71 : 291,657.71 = 76,082.09 : x
  2. Step 2: Convert to fraction form
    194,327.71/291,657.71 = 76,082.09/x
  3. Step 3: Cross multiply
    194,327.71x = 291,657.71 × 76,082.09
  4. Step 4: Simplify right side
    194,327.71x = 22,189,926,873.33
  5. Step 5: Solve for x
    x = 22,189,926,873.33/194,327.71
  6. Step 6: Final answer
    x = 114,188.18

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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.