Home / 227,431.52-341,357.36-115,190.64

Finding the Fourth Proportional to 227,431.52, 341,357.36 and 115,190.64

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Solution

The fourth proportional to 227,431.52, 341,357.36 and 115,190.64 is: 172,892.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,431.52 : 341,357.36 = 115,190.64 : x
  2. Step 2: Convert to fraction form
    227,431.52/341,357.36 = 115,190.64/x
  3. Step 3: Cross multiply
    227,431.52x = 341,357.36 × 115,190.64
  4. Step 4: Simplify right side
    227,431.52x = 39,321,172,767.11
  5. Step 5: Solve for x
    x = 39,321,172,767.11/227,431.52
  6. Step 6: Final answer
    x = 172,892.36

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1.5x scale

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.