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Finding the Fourth Proportional to 101,201.91, 151,599.83 and 92,934.51

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Solution

The fourth proportional to 101,201.91, 151,599.83 and 92,934.51 is: 139,215.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,201.91 : 151,599.83 = 92,934.51 : x
  2. Step 2: Convert to fraction form
    101,201.91/151,599.83 = 92,934.51/x
  3. Step 3: Cross multiply
    101,201.91x = 151,599.83 × 92,934.51
  4. Step 4: Simplify right side
    101,201.91x = 14,088,855,452.46
  5. Step 5: Solve for x
    x = 14,088,855,452.46/101,201.91
  6. Step 6: Final answer
    x = 139,215.31

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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.