Home / 231,837.10-347,427.60-203,624.80

Finding the Fourth Proportional to 231,837.10, 347,427.60 and 203,624.80

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Solution

The fourth proportional to 231,837.10, 347,427.60 and 203,624.80 is: 305,149.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,837.10 : 347,427.60 = 203,624.80 : x
  2. Step 2: Convert to fraction form
    231,837.10/347,427.60 = 203,624.80/x
  3. Step 3: Cross multiply
    231,837.10x = 347,427.60 × 203,624.80
  4. Step 4: Simplify right side
    231,837.10x = 70,744,875,564.48
  5. Step 5: Solve for x
    x = 70,744,875,564.48/231,837.10
  6. Step 6: Final answer
    x = 305,149.07

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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.