Home / 194,234.60-291,233.10-75,769.40

Finding the Fourth Proportional to 194,234.60, 291,233.10 and 75,769.40

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Solution

The fourth proportional to 194,234.60, 291,233.10 and 75,769.40 is: 113,607.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,234.60 : 291,233.10 = 75,769.40 : x
  2. Step 2: Convert to fraction form
    194,234.60/291,233.10 = 75,769.40/x
  3. Step 3: Cross multiply
    194,234.60x = 291,233.10 × 75,769.40
  4. Step 4: Simplify right side
    194,234.60x = 22,066,557,247.14
  5. Step 5: Solve for x
    x = 22,066,557,247.14/194,234.60
  6. Step 6: Final answer
    x = 113,607.76

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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.