Home / 37,052.88-51,135.90-21,133.68

Finding the Fourth Proportional to 37,052.88, 51,135.90 and 21,133.68

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Solution

The fourth proportional to 37,052.88, 51,135.90 and 21,133.68 is: 29,166.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,052.88 : 51,135.90 = 21,133.68 : x
  2. Step 2: Convert to fraction form
    37,052.88/51,135.90 = 21,133.68/x
  3. Step 3: Cross multiply
    37,052.88x = 51,135.90 × 21,133.68
  4. Step 4: Simplify right side
    37,052.88x = 1,080,689,747.11
  5. Step 5: Solve for x
    x = 1,080,689,747.11/37,052.88
  6. Step 6: Final answer
    x = 29,166.15

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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.