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Finding the Fourth Proportional to 69,554.76, 104,333.22 and 16,965.24

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Solution

The fourth proportional to 69,554.76, 104,333.22 and 16,965.24 is: 25,448.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,554.76 : 104,333.22 = 16,965.24 : x
  2. Step 2: Convert to fraction form
    69,554.76/104,333.22 = 16,965.24/x
  3. Step 3: Cross multiply
    69,554.76x = 104,333.22 × 16,965.24
  4. Step 4: Simplify right side
    69,554.76x = 1,770,038,117.27
  5. Step 5: Solve for x
    x = 1,770,038,117.27/69,554.76
  6. Step 6: Final answer
    x = 25,448.12

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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.