Home / 231,982.35-347,803.25-74,119.83

Finding the Fourth Proportional to 231,982.35, 347,803.25 and 74,119.83

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Solution

The fourth proportional to 231,982.35, 347,803.25 and 74,119.83 is: 111,125.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,982.35 : 347,803.25 = 74,119.83 : x
  2. Step 2: Convert to fraction form
    231,982.35/347,803.25 = 74,119.83/x
  3. Step 3: Cross multiply
    231,982.35x = 347,803.25 × 74,119.83
  4. Step 4: Simplify right side
    231,982.35x = 25,779,117,392.85
  5. Step 5: Solve for x
    x = 25,779,117,392.85/231,982.35
  6. Step 6: Final answer
    x = 111,125.34

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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.