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Finding the Fourth Proportional to 29,994.90, 41,400.98 and 17,249.48

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Solution

The fourth proportional to 29,994.90, 41,400.98 and 17,249.48 is: 23,808.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,994.90 : 41,400.98 = 17,249.48 : x
  2. Step 2: Convert to fraction form
    29,994.90/41,400.98 = 17,249.48/x
  3. Step 3: Cross multiply
    29,994.90x = 41,400.98 × 17,249.48
  4. Step 4: Simplify right side
    29,994.90x = 714,145,376.49
  5. Step 5: Solve for x
    x = 714,145,376.49/29,994.90
  6. Step 6: Final answer
    x = 23,808.89

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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.