Home / 231,928.80-347,893.20-158,200.80

Finding the Fourth Proportional to 231,928.80, 347,893.20 and 158,200.80

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Solution

The fourth proportional to 231,928.80, 347,893.20 and 158,200.80 is: 237,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,928.80 : 347,893.20 = 158,200.80 : x
  2. Step 2: Convert to fraction form
    231,928.80/347,893.20 = 158,200.80/x
  3. Step 3: Cross multiply
    231,928.80x = 347,893.20 × 158,200.80
  4. Step 4: Simplify right side
    231,928.80x = 55,036,982,554.56
  5. Step 5: Solve for x
    x = 55,036,982,554.56/231,928.80
  6. Step 6: Final answer
    x = 237,301.20

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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.