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Finding the Fourth Proportional to 188,325.82, 282,351.77 and 88,434.54

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Solution

The fourth proportional to 188,325.82, 282,351.77 and 88,434.54 is: 132,587.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,325.82 : 282,351.77 = 88,434.54 : x
  2. Step 2: Convert to fraction form
    188,325.82/282,351.77 = 88,434.54/x
  3. Step 3: Cross multiply
    188,325.82x = 282,351.77 × 88,434.54
  4. Step 4: Simplify right side
    188,325.82x = 24,969,648,898.14
  5. Step 5: Solve for x
    x = 24,969,648,898.14/188,325.82
  6. Step 6: Final answer
    x = 132,587.50

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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.