Home / 37,047.11-51,124.87-21,131.52

Finding the Fourth Proportional to 37,047.11, 51,124.87 and 21,131.52

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Solution

The fourth proportional to 37,047.11, 51,124.87 and 21,131.52 is: 29,161.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,047.11 : 51,124.87 = 21,131.52 : x
  2. Step 2: Convert to fraction form
    37,047.11/51,124.87 = 21,131.52/x
  3. Step 3: Cross multiply
    37,047.11x = 51,124.87 × 21,131.52
  4. Step 4: Simplify right side
    37,047.11x = 1,080,346,047.60
  5. Step 5: Solve for x
    x = 1,080,346,047.60/37,047.11
  6. Step 6: Final answer
    x = 29,161.42

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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.