Home / 147,583.36-221,243.54-54,067.24

Finding the Fourth Proportional to 147,583.36, 221,243.54 and 54,067.24

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Solution

The fourth proportional to 147,583.36, 221,243.54 and 54,067.24 is: 81,052.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,583.36 : 221,243.54 = 54,067.24 : x
  2. Step 2: Convert to fraction form
    147,583.36/221,243.54 = 54,067.24/x
  3. Step 3: Cross multiply
    147,583.36x = 221,243.54 × 54,067.24
  4. Step 4: Simplify right side
    147,583.36x = 11,962,027,575.63
  5. Step 5: Solve for x
    x = 11,962,027,575.63/147,583.36
  6. Step 6: Final answer
    x = 81,052.68

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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.