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Finding the Fourth Proportional to 67,449.65, 93,079.37 and 37,234.20

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Solution

The fourth proportional to 67,449.65, 93,079.37 and 37,234.20 is: 51,382.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,449.65 : 93,079.37 = 37,234.20 : x
  2. Step 2: Convert to fraction form
    67,449.65/93,079.37 = 37,234.20/x
  3. Step 3: Cross multiply
    67,449.65x = 93,079.37 × 37,234.20
  4. Step 4: Simplify right side
    67,449.65x = 3,465,735,971.54
  5. Step 5: Solve for x
    x = 3,465,735,971.54/67,449.65
  6. Step 6: Final answer
    x = 51,382.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.