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Finding the Fourth Proportional to 69,392.58, 95,760.68 and 37,561.20

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Solution

The fourth proportional to 69,392.58, 95,760.68 and 37,561.20 is: 51,833.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,392.58 : 95,760.68 = 37,561.20 : x
  2. Step 2: Convert to fraction form
    69,392.58/95,760.68 = 37,561.20/x
  3. Step 3: Cross multiply
    69,392.58x = 95,760.68 × 37,561.20
  4. Step 4: Simplify right side
    69,392.58x = 3,596,885,865.81
  5. Step 5: Solve for x
    x = 3,596,885,865.81/69,392.58
  6. Step 6: Final answer
    x = 51,833.87

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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.