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Finding the Fourth Proportional to 69,455.66, 95,849.06 and 37,624.48

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Solution

The fourth proportional to 69,455.66, 95,849.06 and 37,624.48 is: 51,921.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,455.66 : 95,849.06 = 37,624.48 : x
  2. Step 2: Convert to fraction form
    69,455.66/95,849.06 = 37,624.48/x
  3. Step 3: Cross multiply
    69,455.66x = 95,849.06 × 37,624.48
  4. Step 4: Simplify right side
    69,455.66x = 3,606,271,135.05
  5. Step 5: Solve for x
    x = 3,606,271,135.05/69,455.66
  6. Step 6: Final answer
    x = 51,921.92

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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.