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Finding the Fourth Proportional to 102,671, 154,067.94 and 44,303

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Solution

The fourth proportional to 102,671, 154,067.94 and 44,303 is: 66,481.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,671 : 154,067.94 = 44,303 : x
  2. Step 2: Convert to fraction form
    102,671/154,067.94 = 44,303/x
  3. Step 3: Cross multiply
    102,671x = 154,067.94 × 44,303
  4. Step 4: Simplify right side
    102,671x = 6,825,671,945.82
  5. Step 5: Solve for x
    x = 6,825,671,945.82/102,671
  6. Step 6: Final answer
    x = 66,481.01

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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.