Home / 107,733.69-161,600.55-28,845.90

Finding the Fourth Proportional to 107,733.69, 161,600.55 and 28,845.90

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Solution

The fourth proportional to 107,733.69, 161,600.55 and 28,845.90 is: 43,268.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,733.69 : 161,600.55 = 28,845.90 : x
  2. Step 2: Convert to fraction form
    107,733.69/161,600.55 = 28,845.90/x
  3. Step 3: Cross multiply
    107,733.69x = 161,600.55 × 28,845.90
  4. Step 4: Simplify right side
    107,733.69x = 4,661,513,305.25
  5. Step 5: Solve for x
    x = 4,661,513,305.25/107,733.69
  6. Step 6: Final answer
    x = 43,268.85

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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.