Home / 196,917.52-271,742.70-112,032.76

Finding the Fourth Proportional to 196,917.52, 271,742.70 and 112,032.76

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Solution

The fourth proportional to 196,917.52, 271,742.70 and 112,032.76 is: 154,603.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,917.52 : 271,742.70 = 112,032.76 : x
  2. Step 2: Convert to fraction form
    196,917.52/271,742.70 = 112,032.76/x
  3. Step 3: Cross multiply
    196,917.52x = 271,742.70 × 112,032.76
  4. Step 4: Simplify right side
    196,917.52x = 30,444,084,690.85
  5. Step 5: Solve for x
    x = 30,444,084,690.85/196,917.52
  6. Step 6: Final answer
    x = 154,603.23

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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.