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Finding the Fourth Proportional to 101,051.56, 151,576.74 and 26,171.52

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Solution

The fourth proportional to 101,051.56, 151,576.74 and 26,171.52 is: 39,257.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,051.56 : 151,576.74 = 26,171.52 : x
  2. Step 2: Convert to fraction form
    101,051.56/151,576.74 = 26,171.52/x
  3. Step 3: Cross multiply
    101,051.56x = 151,576.74 × 26,171.52
  4. Step 4: Simplify right side
    101,051.56x = 3,966,993,682.44
  5. Step 5: Solve for x
    x = 3,966,993,682.44/101,051.56
  6. Step 6: Final answer
    x = 39,257.12

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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.