Home / 140,577.19-193,934.90-82,404.44

Finding the Fourth Proportional to 140,577.19, 193,934.90 and 82,404.44

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Solution

The fourth proportional to 140,577.19, 193,934.90 and 82,404.44 is: 113,682.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,577.19 : 193,934.90 = 82,404.44 : x
  2. Step 2: Convert to fraction form
    140,577.19/193,934.90 = 82,404.44/x
  3. Step 3: Cross multiply
    140,577.19x = 193,934.90 × 82,404.44
  4. Step 4: Simplify right side
    140,577.19x = 15,981,096,830.96
  5. Step 5: Solve for x
    x = 15,981,096,830.96/140,577.19
  6. Step 6: Final answer
    x = 113,682.01

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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.