Home / 352,629.72-528,832.26-115,917.84

Finding the Fourth Proportional to 352,629.72, 528,832.26 and 115,917.84

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Solution

The fourth proportional to 352,629.72, 528,832.26 and 115,917.84 is: 173,839.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,629.72 : 528,832.26 = 115,917.84 : x
  2. Step 2: Convert to fraction form
    352,629.72/528,832.26 = 115,917.84/x
  3. Step 3: Cross multiply
    352,629.72x = 528,832.26 × 115,917.84
  4. Step 4: Simplify right side
    352,629.72x = 61,301,093,301.52
  5. Step 5: Solve for x
    x = 61,301,093,301.52/352,629.72
  6. Step 6: Final answer
    x = 173,839.84

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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.