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Finding the Fourth Proportional to 80,784.97, 111,466.36 and 46,781.22

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Solution

The fourth proportional to 80,784.97, 111,466.36 and 46,781.22 is: 64,548.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,784.97 : 111,466.36 = 46,781.22 : x
  2. Step 2: Convert to fraction form
    80,784.97/111,466.36 = 46,781.22/x
  3. Step 3: Cross multiply
    80,784.97x = 111,466.36 × 46,781.22
  4. Step 4: Simplify right side
    80,784.97x = 5,214,532,192.81
  5. Step 5: Solve for x
    x = 5,214,532,192.81/80,784.97
  6. Step 6: Final answer
    x = 64,548.30

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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.