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Finding the Fourth Proportional to 80,267.64, 110,764.47 and 44,455.51

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Solution

The fourth proportional to 80,267.64, 110,764.47 and 44,455.51 is: 61,345.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,267.64 : 110,764.47 = 44,455.51 : x
  2. Step 2: Convert to fraction form
    80,267.64/110,764.47 = 44,455.51/x
  3. Step 3: Cross multiply
    80,267.64x = 110,764.47 × 44,455.51
  4. Step 4: Simplify right side
    80,267.64x = 4,924,091,003.73
  5. Step 5: Solve for x
    x = 4,924,091,003.73/80,267.64
  6. Step 6: Final answer
    x = 61,345.91

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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.