Home / 197,942.64-273,126.23-117,389.96

Finding the Fourth Proportional to 197,942.64, 273,126.23 and 117,389.96

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Solution

The fourth proportional to 197,942.64, 273,126.23 and 117,389.96 is: 161,977.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,942.64 : 273,126.23 = 117,389.96 : x
  2. Step 2: Convert to fraction form
    197,942.64/273,126.23 = 117,389.96/x
  3. Step 3: Cross multiply
    197,942.64x = 273,126.23 × 117,389.96
  4. Step 4: Simplify right side
    197,942.64x = 32,062,276,726.51
  5. Step 5: Solve for x
    x = 32,062,276,726.51/197,942.64
  6. Step 6: Final answer
    x = 161,977.62

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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.