Home / 30,105.03-41,546.43-16,677.75

Finding the Fourth Proportional to 30,105.03, 41,546.43 and 16,677.75

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Solution

The fourth proportional to 30,105.03, 41,546.43 and 16,677.75 is: 23,016.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,105.03 : 41,546.43 = 16,677.75 : x
  2. Step 2: Convert to fraction form
    30,105.03/41,546.43 = 16,677.75/x
  3. Step 3: Cross multiply
    30,105.03x = 41,546.43 × 16,677.75
  4. Step 4: Simplify right side
    30,105.03x = 692,900,972.93
  5. Step 5: Solve for x
    x = 692,900,972.93/30,105.03
  6. Step 6: Final answer
    x = 23,016.12

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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.