Home / 77,803.72-116,680.62-25,200.52

Finding the Fourth Proportional to 77,803.72, 116,680.62 and 25,200.52

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Solution

The fourth proportional to 77,803.72, 116,680.62 and 25,200.52 is: 37,792.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,803.72 : 116,680.62 = 25,200.52 : x
  2. Step 2: Convert to fraction form
    77,803.72/116,680.62 = 25,200.52/x
  3. Step 3: Cross multiply
    77,803.72x = 116,680.62 × 25,200.52
  4. Step 4: Simplify right side
    77,803.72x = 2,940,412,297.92
  5. Step 5: Solve for x
    x = 2,940,412,297.92/77,803.72
  6. Step 6: Final answer
    x = 37,792.70

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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.