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Finding the Fourth Proportional to 99,992.44, 150,014.58 and 29,871.64

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Solution

The fourth proportional to 99,992.44, 150,014.58 and 29,871.64 is: 44,815.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,992.44 : 150,014.58 = 29,871.64 : x
  2. Step 2: Convert to fraction form
    99,992.44/150,014.58 = 29,871.64/x
  3. Step 3: Cross multiply
    99,992.44x = 150,014.58 × 29,871.64
  4. Step 4: Simplify right side
    99,992.44x = 4,481,181,528.51
  5. Step 5: Solve for x
    x = 4,481,181,528.51/99,992.44
  6. Step 6: Final answer
    x = 44,815.20

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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.