Home / 68,914.08-95,074.29-39,823.25

Finding the Fourth Proportional to 68,914.08, 95,074.29 and 39,823.25

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Solution

The fourth proportional to 68,914.08, 95,074.29 and 39,823.25 is: 54,940.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,914.08 : 95,074.29 = 39,823.25 : x
  2. Step 2: Convert to fraction form
    68,914.08/95,074.29 = 39,823.25/x
  3. Step 3: Cross multiply
    68,914.08x = 95,074.29 × 39,823.25
  4. Step 4: Simplify right side
    68,914.08x = 3,786,166,743.87
  5. Step 5: Solve for x
    x = 3,786,166,743.87/68,914.08
  6. Step 6: Final answer
    x = 54,940.39

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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.