Home / 231,738.20-347,607.30-160,467.80

Finding the Fourth Proportional to 231,738.20, 347,607.30 and 160,467.80

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Solution

The fourth proportional to 231,738.20, 347,607.30 and 160,467.80 is: 240,701.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,738.20 : 347,607.30 = 160,467.80 : x
  2. Step 2: Convert to fraction form
    231,738.20/347,607.30 = 160,467.80/x
  3. Step 3: Cross multiply
    231,738.20x = 347,607.30 × 160,467.80
  4. Step 4: Simplify right side
    231,738.20x = 55,779,778,694.94
  5. Step 5: Solve for x
    x = 55,779,778,694.94/231,738.20
  6. Step 6: Final answer
    x = 240,701.70

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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.