Home / 196,544.48-271,238.64-111,675.92

Finding the Fourth Proportional to 196,544.48, 271,238.64 and 111,675.92

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Solution

The fourth proportional to 196,544.48, 271,238.64 and 111,675.92 is: 154,116.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,544.48 : 271,238.64 = 111,675.92 : x
  2. Step 2: Convert to fraction form
    196,544.48/271,238.64 = 111,675.92/x
  3. Step 3: Cross multiply
    196,544.48x = 271,238.64 × 111,675.92
  4. Step 4: Simplify right side
    196,544.48x = 30,290,824,661.55
  5. Step 5: Solve for x
    x = 30,290,824,661.55/196,544.48
  6. Step 6: Final answer
    x = 154,116.89

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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.