Home / 30,193.08-41,667.78-16,764.49

Finding the Fourth Proportional to 30,193.08, 41,667.78 and 16,764.49

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Solution

The fourth proportional to 30,193.08, 41,667.78 and 16,764.49 is: 23,135.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,193.08 : 41,667.78 = 16,764.49 : x
  2. Step 2: Convert to fraction form
    30,193.08/41,667.78 = 16,764.49/x
  3. Step 3: Cross multiply
    30,193.08x = 41,667.78 × 16,764.49
  4. Step 4: Simplify right side
    30,193.08x = 698,539,081.13
  5. Step 5: Solve for x
    x = 698,539,081.13/30,193.08
  6. Step 6: Final answer
    x = 23,135.73

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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.