Home / 104,851.36-144,791.04-66,623.50

Finding the Fourth Proportional to 104,851.36, 144,791.04 and 66,623.50

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Solution

The fourth proportional to 104,851.36, 144,791.04 and 66,623.50 is: 92,001.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,851.36 : 144,791.04 = 66,623.50 : x
  2. Step 2: Convert to fraction form
    104,851.36/144,791.04 = 66,623.50/x
  3. Step 3: Cross multiply
    104,851.36x = 144,791.04 × 66,623.50
  4. Step 4: Simplify right side
    104,851.36x = 9,646,485,853.44
  5. Step 5: Solve for x
    x = 9,646,485,853.44/104,851.36
  6. Step 6: Final answer
    x = 92,001.53

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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.