Home / 53,027.01-79,523.60-17,481.70

Finding the Fourth Proportional to 53,027.01, 79,523.60 and 17,481.70

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Solution

The fourth proportional to 53,027.01, 79,523.60 and 17,481.70 is: 26,216.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,027.01 : 79,523.60 = 17,481.70 : x
  2. Step 2: Convert to fraction form
    53,027.01/79,523.60 = 17,481.70/x
  3. Step 3: Cross multiply
    53,027.01x = 79,523.60 × 17,481.70
  4. Step 4: Simplify right side
    53,027.01x = 1,390,207,718.12
  5. Step 5: Solve for x
    x = 1,390,207,718.12/53,027.01
  6. Step 6: Final answer
    x = 26,216.97

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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.