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Finding the Fourth Proportional to 69,673.68, 104,509.08 and 17,083.44

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Solution

The fourth proportional to 69,673.68, 104,509.08 and 17,083.44 is: 25,624.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,673.68 : 104,509.08 = 17,083.44 : x
  2. Step 2: Convert to fraction form
    69,673.68/104,509.08 = 17,083.44/x
  3. Step 3: Cross multiply
    69,673.68x = 104,509.08 × 17,083.44
  4. Step 4: Simplify right side
    69,673.68x = 1,785,374,597.64
  5. Step 5: Solve for x
    x = 1,785,374,597.64/69,673.68
  6. Step 6: Final answer
    x = 25,624.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.