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Finding the Fourth Proportional to 54,994.13, 75,891.90 and 29,843.63

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Solution

The fourth proportional to 54,994.13, 75,891.90 and 29,843.63 is: 41,184.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,994.13 : 75,891.90 = 29,843.63 : x
  2. Step 2: Convert to fraction form
    54,994.13/75,891.90 = 29,843.63/x
  3. Step 3: Cross multiply
    54,994.13x = 75,891.90 × 29,843.63
  4. Step 4: Simplify right side
    54,994.13x = 2,264,889,783.60
  5. Step 5: Solve for x
    x = 2,264,889,783.60/54,994.13
  6. Step 6: Final answer
    x = 41,184.21

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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.