Home / 197,694.45-272,818.49-107,051.13

Finding the Fourth Proportional to 197,694.45, 272,818.49 and 107,051.13

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Solution

The fourth proportional to 197,694.45, 272,818.49 and 107,051.13 is: 147,730.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,694.45 : 272,818.49 = 107,051.13 : x
  2. Step 2: Convert to fraction form
    197,694.45/272,818.49 = 107,051.13/x
  3. Step 3: Cross multiply
    197,694.45x = 272,818.49 × 107,051.13
  4. Step 4: Simplify right side
    197,694.45x = 29,205,527,104.14
  5. Step 5: Solve for x
    x = 29,205,527,104.14/197,694.45
  6. Step 6: Final answer
    x = 147,730.64

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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.