Home / 231,821.80-347,214.30-179,060.20

Finding the Fourth Proportional to 231,821.80, 347,214.30 and 179,060.20

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Solution

The fourth proportional to 231,821.80, 347,214.30 and 179,060.20 is: 268,189.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,821.80 : 347,214.30 = 179,060.20 : x
  2. Step 2: Convert to fraction form
    231,821.80/347,214.30 = 179,060.20/x
  3. Step 3: Cross multiply
    231,821.80x = 347,214.30 × 179,060.20
  4. Step 4: Simplify right side
    231,821.80x = 62,172,262,000.86
  5. Step 5: Solve for x
    x = 62,172,262,000.86/231,821.80
  6. Step 6: Final answer
    x = 268,189.89

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1.5x scale

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.