Home / 231,523.56-347,292.63-79,719.03

Finding the Fourth Proportional to 231,523.56, 347,292.63 and 79,719.03

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Solution

The fourth proportional to 231,523.56, 347,292.63 and 79,719.03 is: 119,581.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,523.56 : 347,292.63 = 79,719.03 : x
  2. Step 2: Convert to fraction form
    231,523.56/347,292.63 = 79,719.03/x
  3. Step 3: Cross multiply
    231,523.56x = 347,292.63 × 79,719.03
  4. Step 4: Simplify right side
    231,523.56x = 27,685,831,589.75
  5. Step 5: Solve for x
    x = 27,685,831,589.75/231,523.56
  6. Step 6: Final answer
    x = 119,581.06

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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.