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Finding the Fourth Proportional to 69,383.76, 95,727.24 and 42,498.24

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Solution

The fourth proportional to 69,383.76, 95,727.24 and 42,498.24 is: 58,633.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,383.76 : 95,727.24 = 42,498.24 : x
  2. Step 2: Convert to fraction form
    69,383.76/95,727.24 = 42,498.24/x
  3. Step 3: Cross multiply
    69,383.76x = 95,727.24 × 42,498.24
  4. Step 4: Simplify right side
    69,383.76x = 4,068,239,220.06
  5. Step 5: Solve for x
    x = 4,068,239,220.06/69,383.76
  6. Step 6: Final answer
    x = 58,633.88

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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.