Home / 197,080.66-271,971.23-106,436.64

Finding the Fourth Proportional to 197,080.66, 271,971.23 and 106,436.64

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Solution

The fourth proportional to 197,080.66, 271,971.23 and 106,436.64 is: 146,882.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,080.66 : 271,971.23 = 106,436.64 : x
  2. Step 2: Convert to fraction form
    197,080.66/271,971.23 = 106,436.64/x
  3. Step 3: Cross multiply
    197,080.66x = 271,971.23 × 106,436.64
  4. Step 4: Simplify right side
    197,080.66x = 28,947,703,897.87
  5. Step 5: Solve for x
    x = 28,947,703,897.87/197,080.66
  6. Step 6: Final answer
    x = 146,882.52

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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.