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Finding the Fourth Proportional to 29,351.20, 40,483.92 and 17,404.96

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Solution

The fourth proportional to 29,351.20, 40,483.92 and 17,404.96 is: 24,006.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,351.20 : 40,483.92 = 17,404.96 : x
  2. Step 2: Convert to fraction form
    29,351.20/40,483.92 = 17,404.96/x
  3. Step 3: Cross multiply
    29,351.20x = 40,483.92 × 17,404.96
  4. Step 4: Simplify right side
    29,351.20x = 704,621,008.24
  5. Step 5: Solve for x
    x = 704,621,008.24/29,351.20
  6. Step 6: Final answer
    x = 24,006.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.