Home / 189,826.65-262,026.74-109,286.27

Finding the Fourth Proportional to 189,826.65, 262,026.74 and 109,286.27

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Solution

The fourth proportional to 189,826.65, 262,026.74 and 109,286.27 is: 150,853.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,826.65 : 262,026.74 = 109,286.27 : x
  2. Step 2: Convert to fraction form
    189,826.65/262,026.74 = 109,286.27/x
  3. Step 3: Cross multiply
    189,826.65x = 262,026.74 × 109,286.27
  4. Step 4: Simplify right side
    189,826.65x = 28,635,925,054.86
  5. Step 5: Solve for x
    x = 28,635,925,054.86/189,826.65
  6. Step 6: Final answer
    x = 150,853.03

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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.