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Finding the Fourth Proportional to 48,395.58, 66,786.12 and 27,174.48

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Solution

The fourth proportional to 48,395.58, 66,786.12 and 27,174.48 is: 37,500.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,395.58 : 66,786.12 = 27,174.48 : x
  2. Step 2: Convert to fraction form
    48,395.58/66,786.12 = 27,174.48/x
  3. Step 3: Cross multiply
    48,395.58x = 66,786.12 × 27,174.48
  4. Step 4: Simplify right side
    48,395.58x = 1,814,878,082.22
  5. Step 5: Solve for x
    x = 1,814,878,082.22/48,395.58
  6. Step 6: Final answer
    x = 37,500.91

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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.