Home / 76,799.14-115,181.42-27,551.14

Finding the Fourth Proportional to 76,799.14, 115,181.42 and 27,551.14

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Solution

The fourth proportional to 76,799.14, 115,181.42 and 27,551.14 is: 41,320.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,799.14 : 115,181.42 = 27,551.14 : x
  2. Step 2: Convert to fraction form
    76,799.14/115,181.42 = 27,551.14/x
  3. Step 3: Cross multiply
    76,799.14x = 115,181.42 × 27,551.14
  4. Step 4: Simplify right side
    76,799.14x = 3,173,379,427.82
  5. Step 5: Solve for x
    x = 3,173,379,427.82/76,799.14
  6. Step 6: Final answer
    x = 41,320.51

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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.