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Finding the Fourth Proportional to 100,329.60, 150,483.84 and 41,171.52

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Solution

The fourth proportional to 100,329.60, 150,483.84 and 41,171.52 is: 61,752.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,329.60 : 150,483.84 = 41,171.52 : x
  2. Step 2: Convert to fraction form
    100,329.60/150,483.84 = 41,171.52/x
  3. Step 3: Cross multiply
    100,329.60x = 150,483.84 × 41,171.52
  4. Step 4: Simplify right side
    100,329.60x = 6,195,648,428.24
  5. Step 5: Solve for x
    x = 6,195,648,428.24/100,329.60
  6. Step 6: Final answer
    x = 61,752.95

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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.