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Finding the Fourth Proportional to 119,508.66, 179,265.15 and 36,400.50

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Solution

The fourth proportional to 119,508.66, 179,265.15 and 36,400.50 is: 54,601.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,508.66 : 179,265.15 = 36,400.50 : x
  2. Step 2: Convert to fraction form
    119,508.66/179,265.15 = 36,400.50/x
  3. Step 3: Cross multiply
    119,508.66x = 179,265.15 × 36,400.50
  4. Step 4: Simplify right side
    119,508.66x = 6,525,341,092.58
  5. Step 5: Solve for x
    x = 6,525,341,092.58/119,508.66
  6. Step 6: Final answer
    x = 54,601.41

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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.