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Finding the Fourth Proportional to 241,235.28, 361,737.90 and 108,116.64

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Solution

The fourth proportional to 241,235.28, 361,737.90 and 108,116.64 is: 162,123.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,235.28 : 361,737.90 = 108,116.64 : x
  2. Step 2: Convert to fraction form
    241,235.28/361,737.90 = 108,116.64/x
  3. Step 3: Cross multiply
    241,235.28x = 361,737.90 × 108,116.64
  4. Step 4: Simplify right side
    241,235.28x = 39,109,886,308.66
  5. Step 5: Solve for x
    x = 39,109,886,308.66/241,235.28
  6. Step 6: Final answer
    x = 162,123.41

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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.