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Finding the Fourth Proportional to 101,016.57, 151,548.63 and 29,939.79

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Solution

The fourth proportional to 101,016.57, 151,548.63 and 29,939.79 is: 44,916.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,016.57 : 151,548.63 = 29,939.79 : x
  2. Step 2: Convert to fraction form
    101,016.57/151,548.63 = 29,939.79/x
  3. Step 3: Cross multiply
    101,016.57x = 151,548.63 × 29,939.79
  4. Step 4: Simplify right side
    101,016.57x = 4,537,334,156.99
  5. Step 5: Solve for x
    x = 4,537,334,156.99/101,016.57
  6. Step 6: Final answer
    x = 44,916.73

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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.