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Finding the Fourth Proportional to 101,267.92, 151,901.82 and 45,093.52

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Solution

The fourth proportional to 101,267.92, 151,901.82 and 45,093.52 is: 67,640.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,267.92 : 151,901.82 = 45,093.52 : x
  2. Step 2: Convert to fraction form
    101,267.92/151,901.82 = 45,093.52/x
  3. Step 3: Cross multiply
    101,267.92x = 151,901.82 × 45,093.52
  4. Step 4: Simplify right side
    101,267.92x = 6,849,787,758.21
  5. Step 5: Solve for x
    x = 6,849,787,758.21/101,267.92
  6. Step 6: Final answer
    x = 67,640.25

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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.