Home / 77,376.11-116,059.38-27,449.63

Finding the Fourth Proportional to 77,376.11, 116,059.38 and 27,449.63

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Solution

The fourth proportional to 77,376.11, 116,059.38 and 27,449.63 is: 41,172.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,376.11 : 116,059.38 = 27,449.63 : x
  2. Step 2: Convert to fraction form
    77,376.11/116,059.38 = 27,449.63/x
  3. Step 3: Cross multiply
    77,376.11x = 116,059.38 × 27,449.63
  4. Step 4: Simplify right side
    77,376.11x = 3,185,786,458.73
  5. Step 5: Solve for x
    x = 3,185,786,458.73/77,376.11
  6. Step 6: Final answer
    x = 41,172.74

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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.