Home / 77,684.72-116,497.40-27,755.44

Finding the Fourth Proportional to 77,684.72, 116,497.40 and 27,755.44

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Solution

The fourth proportional to 77,684.72, 116,497.40 and 27,755.44 is: 41,622.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,684.72 : 116,497.40 = 27,755.44 : x
  2. Step 2: Convert to fraction form
    77,684.72/116,497.40 = 27,755.44/x
  3. Step 3: Cross multiply
    77,684.72x = 116,497.40 × 27,755.44
  4. Step 4: Simplify right side
    77,684.72x = 3,233,436,595.86
  5. Step 5: Solve for x
    x = 3,233,436,595.86/77,684.72
  6. Step 6: Final answer
    x = 41,622.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.