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Finding the Fourth Proportional to 47,393.81, 65,411.84 and 27,249.11

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Solution

The fourth proportional to 47,393.81, 65,411.84 and 27,249.11 is: 37,608.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,393.81 : 65,411.84 = 27,249.11 : x
  2. Step 2: Convert to fraction form
    47,393.81/65,411.84 = 27,249.11/x
  3. Step 3: Cross multiply
    47,393.81x = 65,411.84 × 27,249.11
  4. Step 4: Simplify right side
    47,393.81x = 1,782,414,164.53
  5. Step 5: Solve for x
    x = 1,782,414,164.53/47,393.81
  6. Step 6: Final answer
    x = 37,608.59

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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.