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Finding the Fourth Proportional to 188,027.94, 282,138.81 and 124,891.77

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Solution

The fourth proportional to 188,027.94, 282,138.81 and 124,891.77 is: 187,402.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,027.94 : 282,138.81 = 124,891.77 : x
  2. Step 2: Convert to fraction form
    188,027.94/282,138.81 = 124,891.77/x
  3. Step 3: Cross multiply
    188,027.94x = 282,138.81 × 124,891.77
  4. Step 4: Simplify right side
    188,027.94x = 35,236,815,366.59
  5. Step 5: Solve for x
    x = 35,236,815,366.59/188,027.94
  6. Step 6: Final answer
    x = 187,402.02

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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.