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Finding the Fourth Proportional to 101,118, 151,676.46 and 26,238.10

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Solution

The fourth proportional to 101,118, 151,676.46 and 26,238.10 is: 39,357.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,118 : 151,676.46 = 26,238.10 : x
  2. Step 2: Convert to fraction form
    101,118/151,676.46 = 26,238.10/x
  3. Step 3: Cross multiply
    101,118x = 151,676.46 × 26,238.10
  4. Step 4: Simplify right side
    101,118x = 3,979,702,125.13
  5. Step 5: Solve for x
    x = 3,979,702,125.13/101,118
  6. Step 6: Final answer
    x = 39,357.01

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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.