Home / 196,252.74-270,864.12-115,675.56

Finding the Fourth Proportional to 196,252.74, 270,864.12 and 115,675.56

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Solution

The fourth proportional to 196,252.74, 270,864.12 and 115,675.56 is: 159,653.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,252.74 : 270,864.12 = 115,675.56 : x
  2. Step 2: Convert to fraction form
    196,252.74/270,864.12 = 115,675.56/x
  3. Step 3: Cross multiply
    196,252.74x = 270,864.12 × 115,675.56
  4. Step 4: Simplify right side
    196,252.74x = 31,332,358,764.91
  5. Step 5: Solve for x
    x = 31,332,358,764.91/196,252.74
  6. Step 6: Final answer
    x = 159,653.10

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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.