Home / 30,164.06-41,631.37-16,739.64

Finding the Fourth Proportional to 30,164.06, 41,631.37 and 16,739.64

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Solution

The fourth proportional to 30,164.06, 41,631.37 and 16,739.64 is: 23,103.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,164.06 : 41,631.37 = 16,739.64 : x
  2. Step 2: Convert to fraction form
    30,164.06/41,631.37 = 16,739.64/x
  3. Step 3: Cross multiply
    30,164.06x = 41,631.37 × 16,739.64
  4. Step 4: Simplify right side
    30,164.06x = 696,894,167.43
  5. Step 5: Solve for x
    x = 696,894,167.43/30,164.06
  6. Step 6: Final answer
    x = 23,103.46

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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.