Home / 188,969.24-260,561.16-141,141.92

Finding the Fourth Proportional to 188,969.24, 260,561.16 and 141,141.92

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Solution

The fourth proportional to 188,969.24, 260,561.16 and 141,141.92 is: 194,614.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,969.24 : 260,561.16 = 141,141.92 : x
  2. Step 2: Convert to fraction form
    188,969.24/260,561.16 = 141,141.92/x
  3. Step 3: Cross multiply
    188,969.24x = 260,561.16 × 141,141.92
  4. Step 4: Simplify right side
    188,969.24x = 36,776,102,399.83
  5. Step 5: Solve for x
    x = 36,776,102,399.83/188,969.24
  6. Step 6: Final answer
    x = 194,614.23

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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.