Home / 189,741.06-261,826.92-104,857.92

Finding the Fourth Proportional to 189,741.06, 261,826.92 and 104,857.92

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Solution

The fourth proportional to 189,741.06, 261,826.92 and 104,857.92 is: 144,695.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,741.06 : 261,826.92 = 104,857.92 : x
  2. Step 2: Convert to fraction form
    189,741.06/261,826.92 = 104,857.92/x
  3. Step 3: Cross multiply
    189,741.06x = 261,826.92 × 104,857.92
  4. Step 4: Simplify right side
    189,741.06x = 27,454,626,231.21
  5. Step 5: Solve for x
    x = 27,454,626,231.21/189,741.06
  6. Step 6: Final answer
    x = 144,695.23

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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.