Home / 67,106.20-100,585.49-27,641.79

Finding the Fourth Proportional to 67,106.20, 100,585.49 and 27,641.79

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Solution

The fourth proportional to 67,106.20, 100,585.49 and 27,641.79 is: 41,432.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,106.20 : 100,585.49 = 27,641.79 : x
  2. Step 2: Convert to fraction form
    67,106.20/100,585.49 = 27,641.79/x
  3. Step 3: Cross multiply
    67,106.20x = 100,585.49 × 27,641.79
  4. Step 4: Simplify right side
    67,106.20x = 2,780,362,579.88
  5. Step 5: Solve for x
    x = 2,780,362,579.88/67,106.20
  6. Step 6: Final answer
    x = 41,432.27

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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.