Home / 196,004.43-270,453.32-115,448.00

Finding the Fourth Proportional to 196,004.43, 270,453.32 and 115,448.00

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Solution

The fourth proportional to 196,004.43, 270,453.32 and 115,448.00 is: 159,298.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,004.43 : 270,453.32 = 115,448.00 : x
  2. Step 2: Convert to fraction form
    196,004.43/270,453.32 = 115,448.00/x
  3. Step 3: Cross multiply
    196,004.43x = 270,453.32 × 115,448.00
  4. Step 4: Simplify right side
    196,004.43x = 31,223,292,957.85
  5. Step 5: Solve for x
    x = 31,223,292,957.85/196,004.43
  6. Step 6: Final answer
    x = 159,298.91

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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.