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Finding the Fourth Proportional to 69,370.88, 104,053.20 and 22,624.16

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Solution

The fourth proportional to 69,370.88, 104,053.20 and 22,624.16 is: 33,935.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,370.88 : 104,053.20 = 22,624.16 : x
  2. Step 2: Convert to fraction form
    69,370.88/104,053.20 = 22,624.16/x
  3. Step 3: Cross multiply
    69,370.88x = 104,053.20 × 22,624.16
  4. Step 4: Simplify right side
    69,370.88x = 2,354,116,245.31
  5. Step 5: Solve for x
    x = 2,354,116,245.31/69,370.88
  6. Step 6: Final answer
    x = 33,935.22

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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.