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Finding the Fourth Proportional to 101,242, 151,863.04 and 27,370

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Solution

The fourth proportional to 101,242, 151,863.04 and 27,370 is: 41,055.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,242 : 151,863.04 = 27,370 : x
  2. Step 2: Convert to fraction form
    101,242/151,863.04 = 27,370/x
  3. Step 3: Cross multiply
    101,242x = 151,863.04 × 27,370
  4. Step 4: Simplify right side
    101,242x = 4,156,491,404.80
  5. Step 5: Solve for x
    x = 4,156,491,404.80/101,242
  6. Step 6: Final answer
    x = 41,055.01

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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.