Home / 189,836.24-261,950.92-104,941.52

Finding the Fourth Proportional to 189,836.24, 261,950.92 and 104,941.52

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Solution

The fourth proportional to 189,836.24, 261,950.92 and 104,941.52 is: 144,806.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,836.24 : 261,950.92 = 104,941.52 : x
  2. Step 2: Convert to fraction form
    189,836.24/261,950.92 = 104,941.52/x
  3. Step 3: Cross multiply
    189,836.24x = 261,950.92 × 104,941.52
  4. Step 4: Simplify right side
    189,836.24x = 27,489,527,710.20
  5. Step 5: Solve for x
    x = 27,489,527,710.20/189,836.24
  6. Step 6: Final answer
    x = 144,806.53

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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.