Home / 197,880.62-273,080.52-112,995.86

Finding the Fourth Proportional to 197,880.62, 273,080.52 and 112,995.86

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Solution

The fourth proportional to 197,880.62, 273,080.52 and 112,995.86 is: 155,937.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,880.62 : 273,080.52 = 112,995.86 : x
  2. Step 2: Convert to fraction form
    197,880.62/273,080.52 = 112,995.86/x
  3. Step 3: Cross multiply
    197,880.62x = 273,080.52 × 112,995.86
  4. Step 4: Simplify right side
    197,880.62x = 30,856,966,841.24
  5. Step 5: Solve for x
    x = 30,856,966,841.24/197,880.62
  6. Step 6: Final answer
    x = 155,937.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.