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Finding the Fourth Proportional to 79,260.24, 118,964.32 and 41,848

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Solution

The fourth proportional to 79,260.24, 118,964.32 and 41,848 is: 62,811.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,260.24 : 118,964.32 = 41,848 : x
  2. Step 2: Convert to fraction form
    79,260.24/118,964.32 = 41,848/x
  3. Step 3: Cross multiply
    79,260.24x = 118,964.32 × 41,848
  4. Step 4: Simplify right side
    79,260.24x = 4,978,418,863.36
  5. Step 5: Solve for x
    x = 4,978,418,863.36/79,260.24
  6. Step 6: Final answer
    x = 62,811.05

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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.