Home / 36,090.72-54,129.48-16,364.52

Finding the Fourth Proportional to 36,090.72, 54,129.48 and 16,364.52

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Solution

The fourth proportional to 36,090.72, 54,129.48 and 16,364.52 is: 24,543.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,090.72 : 54,129.48 = 16,364.52 : x
  2. Step 2: Convert to fraction form
    36,090.72/54,129.48 = 16,364.52/x
  3. Step 3: Cross multiply
    36,090.72x = 54,129.48 × 16,364.52
  4. Step 4: Simplify right side
    36,090.72x = 885,802,958.05
  5. Step 5: Solve for x
    x = 885,802,958.05/36,090.72
  6. Step 6: Final answer
    x = 24,543.79

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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.