Home / 352,542.36-528,811.38-127,850.52

Finding the Fourth Proportional to 352,542.36, 528,811.38 and 127,850.52

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Solution

The fourth proportional to 352,542.36, 528,811.38 and 127,850.52 is: 191,775.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,542.36 : 528,811.38 = 127,850.52 : x
  2. Step 2: Convert to fraction form
    352,542.36/528,811.38 = 127,850.52/x
  3. Step 3: Cross multiply
    352,542.36x = 528,811.38 × 127,850.52
  4. Step 4: Simplify right side
    352,542.36x = 67,608,809,914.92
  5. Step 5: Solve for x
    x = 67,608,809,914.92/352,542.36
  6. Step 6: Final answer
    x = 191,775.00

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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.