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Finding the Fourth Proportional to 29,964.60, 44,940.60 and 15,159.60

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Solution

The fourth proportional to 29,964.60, 44,940.60 and 15,159.60 is: 22,736.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,964.60 : 44,940.60 = 15,159.60 : x
  2. Step 2: Convert to fraction form
    29,964.60/44,940.60 = 15,159.60/x
  3. Step 3: Cross multiply
    29,964.60x = 44,940.60 × 15,159.60
  4. Step 4: Simplify right side
    29,964.60x = 681,281,519.76
  5. Step 5: Solve for x
    x = 681,281,519.76/29,964.60
  6. Step 6: Final answer
    x = 22,736.21

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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.