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Finding the Fourth Proportional to 295,758.76, 443,813.82 and 108,901.48

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Solution

The fourth proportional to 295,758.76, 443,813.82 and 108,901.48 is: 163,416.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,758.76 : 443,813.82 = 108,901.48 : x
  2. Step 2: Convert to fraction form
    295,758.76/443,813.82 = 108,901.48/x
  3. Step 3: Cross multiply
    295,758.76x = 443,813.82 × 108,901.48
  4. Step 4: Simplify right side
    295,758.76x = 48,331,981,842.45
  5. Step 5: Solve for x
    x = 48,331,981,842.45/295,758.76
  6. Step 6: Final answer
    x = 163,416.91

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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.