Home / 109,727.75-164,591.70-26,621.75

Finding the Fourth Proportional to 109,727.75, 164,591.70 and 26,621.75

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Solution

The fourth proportional to 109,727.75, 164,591.70 and 26,621.75 is: 39,932.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,727.75 : 164,591.70 = 26,621.75 : x
  2. Step 2: Convert to fraction form
    109,727.75/164,591.70 = 26,621.75/x
  3. Step 3: Cross multiply
    109,727.75x = 164,591.70 × 26,621.75
  4. Step 4: Simplify right side
    109,727.75x = 4,381,719,089.48
  5. Step 5: Solve for x
    x = 4,381,719,089.48/109,727.75
  6. Step 6: Final answer
    x = 39,932.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.