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Finding the Fourth Proportional to 69,489.92, 95,853.30 and 60,558.86

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Solution

The fourth proportional to 69,489.92, 95,853.30 and 60,558.86 is: 83,533.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,489.92 : 95,853.30 = 60,558.86 : x
  2. Step 2: Convert to fraction form
    69,489.92/95,853.30 = 60,558.86/x
  3. Step 3: Cross multiply
    69,489.92x = 95,853.30 × 60,558.86
  4. Step 4: Simplify right side
    69,489.92x = 5,804,766,575.24
  5. Step 5: Solve for x
    x = 5,804,766,575.24/69,489.92
  6. Step 6: Final answer
    x = 83,533.94

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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.