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Finding the Fourth Proportional to 52,833.78, 79,255.56 and 19,108.23

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Solution

The fourth proportional to 52,833.78, 79,255.56 and 19,108.23 is: 28,664.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,833.78 : 79,255.56 = 19,108.23 : x
  2. Step 2: Convert to fraction form
    52,833.78/79,255.56 = 19,108.23/x
  3. Step 3: Cross multiply
    52,833.78x = 79,255.56 × 19,108.23
  4. Step 4: Simplify right side
    52,833.78x = 1,514,433,469.26
  5. Step 5: Solve for x
    x = 1,514,433,469.26/52,833.78
  6. Step 6: Final answer
    x = 28,664.11

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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.