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Finding the Fourth Proportional to 69,670.44, 96,283.68 and 67,182.12

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Solution

The fourth proportional to 69,670.44, 96,283.68 and 67,182.12 is: 92,844.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,670.44 : 96,283.68 = 67,182.12 : x
  2. Step 2: Convert to fraction form
    69,670.44/96,283.68 = 67,182.12/x
  3. Step 3: Cross multiply
    69,670.44x = 96,283.68 × 67,182.12
  4. Step 4: Simplify right side
    69,670.44x = 6,468,541,743.80
  5. Step 5: Solve for x
    x = 6,468,541,743.80/69,670.44
  6. Step 6: Final answer
    x = 92,844.85

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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.