Home / 53,195.64-79,796.19-13,753.09

Finding the Fourth Proportional to 53,195.64, 79,796.19 and 13,753.09

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Solution

The fourth proportional to 53,195.64, 79,796.19 and 13,753.09 is: 20,630.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,195.64 : 79,796.19 = 13,753.09 : x
  2. Step 2: Convert to fraction form
    53,195.64/79,796.19 = 13,753.09/x
  3. Step 3: Cross multiply
    53,195.64x = 79,796.19 × 13,753.09
  4. Step 4: Simplify right side
    53,195.64x = 1,097,444,182.73
  5. Step 5: Solve for x
    x = 1,097,444,182.73/53,195.64
  6. Step 6: Final answer
    x = 20,630.34

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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.