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Finding the Fourth Proportional to 69,569.60, 104,329.60 and 25,184.84

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Solution

The fourth proportional to 69,569.60, 104,329.60 and 25,184.84 is: 37,768.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,569.60 : 104,329.60 = 25,184.84 : x
  2. Step 2: Convert to fraction form
    69,569.60/104,329.60 = 25,184.84/x
  3. Step 3: Cross multiply
    69,569.60x = 104,329.60 × 25,184.84
  4. Step 4: Simplify right side
    69,569.60x = 2,627,524,283.26
  5. Step 5: Solve for x
    x = 2,627,524,283.26/69,569.60
  6. Step 6: Final answer
    x = 37,768.28

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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.