Home / 77,802.28-116,678.94-25,199.56

Finding the Fourth Proportional to 77,802.28, 116,678.94 and 25,199.56

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Solution

The fourth proportional to 77,802.28, 116,678.94 and 25,199.56 is: 37,791.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,802.28 : 116,678.94 = 25,199.56 : x
  2. Step 2: Convert to fraction form
    77,802.28/116,678.94 = 25,199.56/x
  3. Step 3: Cross multiply
    77,802.28x = 116,678.94 × 25,199.56
  4. Step 4: Simplify right side
    77,802.28x = 2,940,257,949.27
  5. Step 5: Solve for x
    x = 2,940,257,949.27/77,802.28
  6. Step 6: Final answer
    x = 37,791.41

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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.