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Finding the Fourth Proportional to 188,462.14, 282,739.59 and 93,737.19

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Solution

The fourth proportional to 188,462.14, 282,739.59 and 93,737.19 is: 140,628.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,462.14 : 282,739.59 = 93,737.19 : x
  2. Step 2: Convert to fraction form
    188,462.14/282,739.59 = 93,737.19/x
  3. Step 3: Cross multiply
    188,462.14x = 282,739.59 × 93,737.19
  4. Step 4: Simplify right side
    188,462.14x = 26,503,214,668.35
  5. Step 5: Solve for x
    x = 26,503,214,668.35/188,462.14
  6. Step 6: Final answer
    x = 140,628.85

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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.