Home / 30,333.01-41,847.61-20,268.03

Finding the Fourth Proportional to 30,333.01, 41,847.61 and 20,268.03

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Solution

The fourth proportional to 30,333.01, 41,847.61 and 20,268.03 is: 27,961.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,333.01 : 41,847.61 = 20,268.03 : x
  2. Step 2: Convert to fraction form
    30,333.01/41,847.61 = 20,268.03/x
  3. Step 3: Cross multiply
    30,333.01x = 41,847.61 × 20,268.03
  4. Step 4: Simplify right side
    30,333.01x = 848,168,614.91
  5. Step 5: Solve for x
    x = 848,168,614.91/30,333.01
  6. Step 6: Final answer
    x = 27,961.90

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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.