Home / 68,571.07-94,636.83-38,358.07

Finding the Fourth Proportional to 68,571.07, 94,636.83 and 38,358.07

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Solution

The fourth proportional to 68,571.07, 94,636.83 and 38,358.07 is: 52,939.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,571.07 : 94,636.83 = 38,358.07 : x
  2. Step 2: Convert to fraction form
    68,571.07/94,636.83 = 38,358.07/x
  3. Step 3: Cross multiply
    68,571.07x = 94,636.83 × 38,358.07
  4. Step 4: Simplify right side
    68,571.07x = 3,630,086,149.72
  5. Step 5: Solve for x
    x = 3,630,086,149.72/68,571.07
  6. Step 6: Final answer
    x = 52,939.03

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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.