Home / 68,185.37-94,112.39-39,500.39

Finding the Fourth Proportional to 68,185.37, 94,112.39 and 39,500.39

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Solution

The fourth proportional to 68,185.37, 94,112.39 and 39,500.39 is: 54,520.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,185.37 : 94,112.39 = 39,500.39 : x
  2. Step 2: Convert to fraction form
    68,185.37/94,112.39 = 39,500.39/x
  3. Step 3: Cross multiply
    68,185.37x = 94,112.39 × 39,500.39
  4. Step 4: Simplify right side
    68,185.37x = 3,717,476,108.83
  5. Step 5: Solve for x
    x = 3,717,476,108.83/68,185.37
  6. Step 6: Final answer
    x = 54,520.14

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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.