Home / 196,923.78-271,742.85-116,332.02

Finding the Fourth Proportional to 196,923.78, 271,742.85 and 116,332.02

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Solution

The fourth proportional to 196,923.78, 271,742.85 and 116,332.02 is: 160,531.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,923.78 : 271,742.85 = 116,332.02 : x
  2. Step 2: Convert to fraction form
    196,923.78/271,742.85 = 116,332.02/x
  3. Step 3: Cross multiply
    196,923.78x = 271,742.85 × 116,332.02
  4. Step 4: Simplify right side
    196,923.78x = 31,612,394,661.06
  5. Step 5: Solve for x
    x = 31,612,394,661.06/196,923.78
  6. Step 6: Final answer
    x = 160,531.12

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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.