Home / 197,942.47-273,159.61-107,298.07

Finding the Fourth Proportional to 197,942.47, 273,159.61 and 107,298.07

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Solution

The fourth proportional to 197,942.47, 273,159.61 and 107,298.07 is: 148,070.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,942.47 : 273,159.61 = 107,298.07 : x
  2. Step 2: Convert to fraction form
    197,942.47/273,159.61 = 107,298.07/x
  3. Step 3: Cross multiply
    197,942.47x = 273,159.61 × 107,298.07
  4. Step 4: Simplify right side
    197,942.47x = 29,309,498,954.95
  5. Step 5: Solve for x
    x = 29,309,498,954.95/197,942.47
  6. Step 6: Final answer
    x = 148,070.80

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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.