Home / 37,080.18-51,174.30-21,167.02

Finding the Fourth Proportional to 37,080.18, 51,174.30 and 21,167.02

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Solution

The fourth proportional to 37,080.18, 51,174.30 and 21,167.02 is: 29,212.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,080.18 : 51,174.30 = 21,167.02 : x
  2. Step 2: Convert to fraction form
    37,080.18/51,174.30 = 21,167.02/x
  3. Step 3: Cross multiply
    37,080.18x = 51,174.30 × 21,167.02
  4. Step 4: Simplify right side
    37,080.18x = 1,083,207,431.59
  5. Step 5: Solve for x
    x = 1,083,207,431.59/37,080.18
  6. Step 6: Final answer
    x = 29,212.57

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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.