Home / 37,079.84-51,173.78-21,166.64

Finding the Fourth Proportional to 37,079.84, 51,173.78 and 21,166.64

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Solution

The fourth proportional to 37,079.84, 51,173.78 and 21,166.64 is: 29,212.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,079.84 : 51,173.78 = 21,166.64 : x
  2. Step 2: Convert to fraction form
    37,079.84/51,173.78 = 21,166.64/x
  3. Step 3: Cross multiply
    37,079.84x = 51,173.78 × 21,166.64
  4. Step 4: Simplify right side
    37,079.84x = 1,083,176,978.70
  5. Step 5: Solve for x
    x = 1,083,176,978.70/37,079.84
  6. Step 6: Final answer
    x = 29,212.02

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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.