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Finding the Fourth Proportional to 96,234.65, 144,350.40 and 28,766.85

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Solution

The fourth proportional to 96,234.65, 144,350.40 and 28,766.85 is: 43,149.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,234.65 : 144,350.40 = 28,766.85 : x
  2. Step 2: Convert to fraction form
    96,234.65/144,350.40 = 28,766.85/x
  3. Step 3: Cross multiply
    96,234.65x = 144,350.40 × 28,766.85
  4. Step 4: Simplify right side
    96,234.65x = 4,152,505,870.80
  5. Step 5: Solve for x
    x = 4,152,505,870.80/96,234.65
  6. Step 6: Final answer
    x = 43,149.80

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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.