Home / 73,938.84-110,906.56-20,629.41

Finding the Fourth Proportional to 73,938.84, 110,906.56 and 20,629.41

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Solution

The fourth proportional to 73,938.84, 110,906.56 and 20,629.41 is: 30,943.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,938.84 : 110,906.56 = 20,629.41 : x
  2. Step 2: Convert to fraction form
    73,938.84/110,906.56 = 20,629.41/x
  3. Step 3: Cross multiply
    73,938.84x = 110,906.56 × 20,629.41
  4. Step 4: Simplify right side
    73,938.84x = 2,287,936,897.93
  5. Step 5: Solve for x
    x = 2,287,936,897.93/73,938.84
  6. Step 6: Final answer
    x = 30,943.64

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1.5x scale

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.