Home / 56,610.19-84,910.38-19,169.47

Finding the Fourth Proportional to 56,610.19, 84,910.38 and 19,169.47

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Solution

The fourth proportional to 56,610.19, 84,910.38 and 19,169.47 is: 28,752.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,610.19 : 84,910.38 = 19,169.47 : x
  2. Step 2: Convert to fraction form
    56,610.19/84,910.38 = 19,169.47/x
  3. Step 3: Cross multiply
    56,610.19x = 84,910.38 × 19,169.47
  4. Step 4: Simplify right side
    56,610.19x = 1,627,686,982.10
  5. Step 5: Solve for x
    x = 1,627,686,982.10/56,610.19
  6. Step 6: Final answer
    x = 28,752.54

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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.