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Finding the Fourth Proportional to 160,622.68, 221,653.32 and 92,642.44

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Solution

The fourth proportional to 160,622.68, 221,653.32 and 92,642.44 is: 127,843.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,622.68 : 221,653.32 = 92,642.44 : x
  2. Step 2: Convert to fraction form
    160,622.68/221,653.32 = 92,642.44/x
  3. Step 3: Cross multiply
    160,622.68x = 221,653.32 × 92,642.44
  4. Step 4: Simplify right side
    160,622.68x = 20,534,504,398.90
  5. Step 5: Solve for x
    x = 20,534,504,398.90/160,622.68
  6. Step 6: Final answer
    x = 127,843.12

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