Home / 196,223.28-270,785.52-115,654.08

Finding the Fourth Proportional to 196,223.28, 270,785.52 and 115,654.08

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Solution

The fourth proportional to 196,223.28, 270,785.52 and 115,654.08 is: 159,601.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,223.28 : 270,785.52 = 115,654.08 : x
  2. Step 2: Convert to fraction form
    196,223.28/270,785.52 = 115,654.08/x
  3. Step 3: Cross multiply
    196,223.28x = 270,785.52 × 115,654.08
  4. Step 4: Simplify right side
    196,223.28x = 31,317,450,192.92
  5. Step 5: Solve for x
    x = 31,317,450,192.92/196,223.28
  6. Step 6: Final answer
    x = 159,601.09

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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.