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Finding the Fourth Proportional to 69,311.00, 95,649.18 and 37,479.89

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Solution

The fourth proportional to 69,311.00, 95,649.18 and 37,479.89 is: 51,722.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,311.00 : 95,649.18 = 37,479.89 : x
  2. Step 2: Convert to fraction form
    69,311.00/95,649.18 = 37,479.89/x
  3. Step 3: Cross multiply
    69,311.00x = 95,649.18 × 37,479.89
  4. Step 4: Simplify right side
    69,311.00x = 3,584,920,984.11
  5. Step 5: Solve for x
    x = 3,584,920,984.11/69,311.00
  6. Step 6: Final answer
    x = 51,722.26

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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.