Home / 196,058.24-270,621.44-111,231.36

Finding the Fourth Proportional to 196,058.24, 270,621.44 and 111,231.36

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Solution

The fourth proportional to 196,058.24, 270,621.44 and 111,231.36 is: 153,533.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,058.24 : 270,621.44 = 111,231.36 : x
  2. Step 2: Convert to fraction form
    196,058.24/270,621.44 = 111,231.36/x
  3. Step 3: Cross multiply
    196,058.24x = 270,621.44 × 111,231.36
  4. Step 4: Simplify right side
    196,058.24x = 30,101,590,816.36
  5. Step 5: Solve for x
    x = 30,101,590,816.36/196,058.24
  6. Step 6: Final answer
    x = 153,533.92

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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.