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Finding the Fourth Proportional to 69,251.25, 95,566.44 and 37,420.11

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Solution

The fourth proportional to 69,251.25, 95,566.44 and 37,420.11 is: 51,639.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,251.25 : 95,566.44 = 37,420.11 : x
  2. Step 2: Convert to fraction form
    69,251.25/95,566.44 = 37,420.11/x
  3. Step 3: Cross multiply
    69,251.25x = 95,566.44 × 37,420.11
  4. Step 4: Simplify right side
    69,251.25x = 3,576,106,697.11
  5. Step 5: Solve for x
    x = 3,576,106,697.11/69,251.25
  6. Step 6: Final answer
    x = 51,639.60

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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.