Home / 196,179.77-270,736.99-115,610.69

Finding the Fourth Proportional to 196,179.77, 270,736.99 and 115,610.69

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Solution

The fourth proportional to 196,179.77, 270,736.99 and 115,610.69 is: 159,548.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,179.77 : 270,736.99 = 115,610.69 : x
  2. Step 2: Convert to fraction form
    196,179.77/270,736.99 = 115,610.69/x
  3. Step 3: Cross multiply
    196,179.77x = 270,736.99 × 115,610.69
  4. Step 4: Simplify right side
    196,179.77x = 31,300,089,644.37
  5. Step 5: Solve for x
    x = 31,300,089,644.37/196,179.77
  6. Step 6: Final answer
    x = 159,548.00

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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.