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Finding the Fourth Proportional to 234,771.52, 352,116.28 and 108,400.96

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Solution

The fourth proportional to 234,771.52, 352,116.28 and 108,400.96 is: 162,582.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,771.52 : 352,116.28 = 108,400.96 : x
  2. Step 2: Convert to fraction form
    234,771.52/352,116.28 = 108,400.96/x
  3. Step 3: Cross multiply
    234,771.52x = 352,116.28 × 108,400.96
  4. Step 4: Simplify right side
    234,771.52x = 38,169,742,783.63
  5. Step 5: Solve for x
    x = 38,169,742,783.63/234,771.52
  6. Step 6: Final answer
    x = 162,582.51

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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.