Home / 107,563.83-161,366.22-51,408.33

Finding the Fourth Proportional to 107,563.83, 161,366.22 and 51,408.33

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Solution

The fourth proportional to 107,563.83, 161,366.22 and 51,408.33 is: 77,122.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,563.83 : 161,366.22 = 51,408.33 : x
  2. Step 2: Convert to fraction form
    107,563.83/161,366.22 = 51,408.33/x
  3. Step 3: Cross multiply
    107,563.83x = 161,366.22 × 51,408.33
  4. Step 4: Simplify right side
    107,563.83x = 8,295,567,888.61
  5. Step 5: Solve for x
    x = 8,295,567,888.61/107,563.83
  6. Step 6: Final answer
    x = 77,122.28

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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.