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Finding the Fourth Proportional to 29,404.34, 40,584.41 and 18,083.58

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Solution

The fourth proportional to 29,404.34, 40,584.41 and 18,083.58 is: 24,959.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,404.34 : 40,584.41 = 18,083.58 : x
  2. Step 2: Convert to fraction form
    29,404.34/40,584.41 = 18,083.58/x
  3. Step 3: Cross multiply
    29,404.34x = 40,584.41 × 18,083.58
  4. Step 4: Simplify right side
    29,404.34x = 733,911,424.99
  5. Step 5: Solve for x
    x = 733,911,424.99/29,404.34
  6. Step 6: Final answer
    x = 24,959.29

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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.