Home / 77,377.52-116,028-27,450.14

Finding the Fourth Proportional to 77,377.52, 116,028 and 27,450.14

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Solution

The fourth proportional to 77,377.52, 116,028 and 27,450.14 is: 41,161.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,377.52 : 116,028 = 27,450.14 : x
  2. Step 2: Convert to fraction form
    77,377.52/116,028 = 27,450.14/x
  3. Step 3: Cross multiply
    77,377.52x = 116,028 × 27,450.14
  4. Step 4: Simplify right side
    77,377.52x = 3,184,984,263.78
  5. Step 5: Solve for x
    x = 3,184,984,263.78/77,377.52
  6. Step 6: Final answer
    x = 41,161.62

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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.