Home / 188,942.24-260,758.71-141,112.55

Finding the Fourth Proportional to 188,942.24, 260,758.71 and 141,112.55

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Solution

The fourth proportional to 188,942.24, 260,758.71 and 141,112.55 is: 194,749.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,942.24 : 260,758.71 = 141,112.55 : x
  2. Step 2: Convert to fraction form
    188,942.24/260,758.71 = 141,112.55/x
  3. Step 3: Cross multiply
    188,942.24x = 260,758.71 × 141,112.55
  4. Step 4: Simplify right side
    188,942.24x = 36,796,326,502.81
  5. Step 5: Solve for x
    x = 36,796,326,502.81/188,942.24
  6. Step 6: Final answer
    x = 194,749.08

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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.