Home / 36,932.96-55,411.09-28,090.64

Finding the Fourth Proportional to 36,932.96, 55,411.09 and 28,090.64

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Solution

The fourth proportional to 36,932.96, 55,411.09 and 28,090.64 is: 42,144.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,932.96 : 55,411.09 = 28,090.64 : x
  2. Step 2: Convert to fraction form
    36,932.96/55,411.09 = 28,090.64/x
  3. Step 3: Cross multiply
    36,932.96x = 55,411.09 × 28,090.64
  4. Step 4: Simplify right side
    36,932.96x = 1,556,532,981.20
  5. Step 5: Solve for x
    x = 1,556,532,981.20/36,932.96
  6. Step 6: Final answer
    x = 42,144.82

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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.