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Finding the Fourth Proportional to 69,419.65, 104,059.35 and 27,329.26

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Solution

The fourth proportional to 69,419.65, 104,059.35 and 27,329.26 is: 40,966.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,419.65 : 104,059.35 = 27,329.26 : x
  2. Step 2: Convert to fraction form
    69,419.65/104,059.35 = 27,329.26/x
  3. Step 3: Cross multiply
    69,419.65x = 104,059.35 × 27,329.26
  4. Step 4: Simplify right side
    69,419.65x = 2,843,865,228.17
  5. Step 5: Solve for x
    x = 2,843,865,228.17/69,419.65
  6. Step 6: Final answer
    x = 40,966.29

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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.