Home / 68,183.37-94,109.63-39,498.39

Finding the Fourth Proportional to 68,183.37, 94,109.63 and 39,498.39

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Solution

The fourth proportional to 68,183.37, 94,109.63 and 39,498.39 is: 54,517.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,183.37 : 94,109.63 = 39,498.39 : x
  2. Step 2: Convert to fraction form
    68,183.37/94,109.63 = 39,498.39/x
  3. Step 3: Cross multiply
    68,183.37x = 94,109.63 × 39,498.39
  4. Step 4: Simplify right side
    68,183.37x = 3,717,178,671.00
  5. Step 5: Solve for x
    x = 3,717,178,671.00/68,183.37
  6. Step 6: Final answer
    x = 54,517.38

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1.5x scale

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.