Home / 77,716.66-116,562.57-27,787.45

Finding the Fourth Proportional to 77,716.66, 116,562.57 and 27,787.45

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Solution

The fourth proportional to 77,716.66, 116,562.57 and 27,787.45 is: 41,676.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,716.66 : 116,562.57 = 27,787.45 : x
  2. Step 2: Convert to fraction form
    77,716.66/116,562.57 = 27,787.45/x
  3. Step 3: Cross multiply
    77,716.66x = 116,562.57 × 27,787.45
  4. Step 4: Simplify right side
    77,716.66x = 3,238,976,585.75
  5. Step 5: Solve for x
    x = 3,238,976,585.75/77,716.66
  6. Step 6: Final answer
    x = 41,676.73

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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.