Home / 50,090.90-75,174.42-18,530.82

Finding the Fourth Proportional to 50,090.90, 75,174.42 and 18,530.82

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Solution

The fourth proportional to 50,090.90, 75,174.42 and 18,530.82 is: 27,810.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,090.90 : 75,174.42 = 18,530.82 : x
  2. Step 2: Convert to fraction form
    50,090.90/75,174.42 = 18,530.82/x
  3. Step 3: Cross multiply
    50,090.90x = 75,174.42 × 18,530.82
  4. Step 4: Simplify right side
    50,090.90x = 1,393,043,645.62
  5. Step 5: Solve for x
    x = 1,393,043,645.62/50,090.90
  6. Step 6: Final answer
    x = 27,810.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.