Home / 194,546.43-291,846.93-68,157.72

Finding the Fourth Proportional to 194,546.43, 291,846.93 and 68,157.72

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Solution

The fourth proportional to 194,546.43, 291,846.93 and 68,157.72 is: 102,246.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,546.43 : 291,846.93 = 68,157.72 : x
  2. Step 2: Convert to fraction form
    194,546.43/291,846.93 = 68,157.72/x
  3. Step 3: Cross multiply
    194,546.43x = 291,846.93 × 68,157.72
  4. Step 4: Simplify right side
    194,546.43x = 19,891,621,337.80
  5. Step 5: Solve for x
    x = 19,891,621,337.80/194,546.43
  6. Step 6: Final answer
    x = 102,246.14

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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.