Home / 197,952.80-273,175.12-107,309.28

Finding the Fourth Proportional to 197,952.80, 273,175.12 and 107,309.28

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Solution

The fourth proportional to 197,952.80, 273,175.12 and 107,309.28 is: 148,086.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,952.80 : 273,175.12 = 107,309.28 : x
  2. Step 2: Convert to fraction form
    197,952.80/273,175.12 = 107,309.28/x
  3. Step 3: Cross multiply
    197,952.80x = 273,175.12 × 107,309.28
  4. Step 4: Simplify right side
    197,952.80x = 29,314,225,441.11
  5. Step 5: Solve for x
    x = 29,314,225,441.11/197,952.80
  6. Step 6: Final answer
    x = 148,086.95

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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.