Home / 219,960.36-303,542.64-124,464.60

Finding the Fourth Proportional to 219,960.36, 303,542.64 and 124,464.60

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Solution

The fourth proportional to 219,960.36, 303,542.64 and 124,464.60 is: 171,759.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,960.36 : 303,542.64 = 124,464.60 : x
  2. Step 2: Convert to fraction form
    219,960.36/303,542.64 = 124,464.60/x
  3. Step 3: Cross multiply
    219,960.36x = 303,542.64 × 124,464.60
  4. Step 4: Simplify right side
    219,960.36x = 37,780,313,270.54
  5. Step 5: Solve for x
    x = 37,780,313,270.54/219,960.36
  6. Step 6: Final answer
    x = 171,759.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.