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Finding the Fourth Proportional to 48,504.64, 66,924.48 and 29,634.88

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Solution

The fourth proportional to 48,504.64, 66,924.48 and 29,634.88 is: 40,888.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,504.64 : 66,924.48 = 29,634.88 : x
  2. Step 2: Convert to fraction form
    48,504.64/66,924.48 = 29,634.88/x
  3. Step 3: Cross multiply
    48,504.64x = 66,924.48 × 29,634.88
  4. Step 4: Simplify right side
    48,504.64x = 1,983,298,933.86
  5. Step 5: Solve for x
    x = 1,983,298,933.86/48,504.64
  6. Step 6: Final answer
    x = 40,888.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.