Home / 68,626.20-94,704.49-38,412.12

Finding the Fourth Proportional to 68,626.20, 94,704.49 and 38,412.12

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Solution

The fourth proportional to 68,626.20, 94,704.49 and 38,412.12 is: 53,008.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,626.20 : 94,704.49 = 38,412.12 : x
  2. Step 2: Convert to fraction form
    68,626.20/94,704.49 = 38,412.12/x
  3. Step 3: Cross multiply
    68,626.20x = 94,704.49 × 38,412.12
  4. Step 4: Simplify right side
    68,626.20x = 3,637,800,637.58
  5. Step 5: Solve for x
    x = 3,637,800,637.58/68,626.20
  6. Step 6: Final answer
    x = 53,008.92

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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.