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Finding the Fourth Proportional to 101,254.47, 151,903.31 and 34,676.79

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Solution

The fourth proportional to 101,254.47, 151,903.31 and 34,676.79 is: 52,022.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,254.47 : 151,903.31 = 34,676.79 : x
  2. Step 2: Convert to fraction form
    101,254.47/151,903.31 = 34,676.79/x
  3. Step 3: Cross multiply
    101,254.47x = 151,903.31 × 34,676.79
  4. Step 4: Simplify right side
    101,254.47x = 5,267,519,007.79
  5. Step 5: Solve for x
    x = 5,267,519,007.79/101,254.47
  6. Step 6: Final answer
    x = 52,022.58

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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.