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Finding the Fourth Proportional to 231,950.80, 347,926.20 and 158,222.80

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Solution

The fourth proportional to 231,950.80, 347,926.20 and 158,222.80 is: 237,334.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,950.80 : 347,926.20 = 158,222.80 : x
  2. Step 2: Convert to fraction form
    231,950.80/347,926.20 = 158,222.80/x
  3. Step 3: Cross multiply
    231,950.80x = 347,926.20 × 158,222.80
  4. Step 4: Simplify right side
    231,950.80x = 55,049,857,557.36
  5. Step 5: Solve for x
    x = 55,049,857,557.36/231,950.80
  6. Step 6: Final answer
    x = 237,334.20

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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.