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Finding the Fourth Proportional to 29,671.44, 44,507.15 and 12,134.13

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Solution

The fourth proportional to 29,671.44, 44,507.15 and 12,134.13 is: 18,201.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,671.44 : 44,507.15 = 12,134.13 : x
  2. Step 2: Convert to fraction form
    29,671.44/44,507.15 = 12,134.13/x
  3. Step 3: Cross multiply
    29,671.44x = 44,507.15 × 12,134.13
  4. Step 4: Simplify right side
    29,671.44x = 540,055,544.03
  5. Step 5: Solve for x
    x = 540,055,544.03/29,671.44
  6. Step 6: Final answer
    x = 18,201.19

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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.