Home / 30,201.32-41,677.94-16,772.60

Finding the Fourth Proportional to 30,201.32, 41,677.94 and 16,772.60

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Solution

The fourth proportional to 30,201.32, 41,677.94 and 16,772.60 is: 23,146.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,201.32 : 41,677.94 = 16,772.60 : x
  2. Step 2: Convert to fraction form
    30,201.32/41,677.94 = 16,772.60/x
  3. Step 3: Cross multiply
    30,201.32x = 41,677.94 × 16,772.60
  4. Step 4: Simplify right side
    30,201.32x = 699,047,562.57
  5. Step 5: Solve for x
    x = 699,047,562.57/30,201.32
  6. Step 6: Final answer
    x = 23,146.26

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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.