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Finding the Fourth Proportional to 69,567.52, 104,329.68 and 22,810

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Solution

The fourth proportional to 69,567.52, 104,329.68 and 22,810 is: 34,207.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,567.52 : 104,329.68 = 22,810 : x
  2. Step 2: Convert to fraction form
    69,567.52/104,329.68 = 22,810/x
  3. Step 3: Cross multiply
    69,567.52x = 104,329.68 × 22,810
  4. Step 4: Simplify right side
    69,567.52x = 2,379,760,000.80
  5. Step 5: Solve for x
    x = 2,379,760,000.80/69,567.52
  6. Step 6: Final answer
    x = 34,207.92

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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.