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Finding the Fourth Proportional to 69,483.48, 104,223.78 and 16,893.24

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Solution

The fourth proportional to 69,483.48, 104,223.78 and 16,893.24 is: 25,339.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,483.48 : 104,223.78 = 16,893.24 : x
  2. Step 2: Convert to fraction form
    69,483.48/104,223.78 = 16,893.24/x
  3. Step 3: Cross multiply
    69,483.48x = 104,223.78 × 16,893.24
  4. Step 4: Simplify right side
    69,483.48x = 1,760,677,329.25
  5. Step 5: Solve for x
    x = 1,760,677,329.25/69,483.48
  6. Step 6: Final answer
    x = 25,339.51

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1.5x scale

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.