Home / 37,106.02-51,206.75-21,791.55

Finding the Fourth Proportional to 37,106.02, 51,206.75 and 21,791.55

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Solution

The fourth proportional to 37,106.02, 51,206.75 and 21,791.55 is: 30,072.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,106.02 : 51,206.75 = 21,791.55 : x
  2. Step 2: Convert to fraction form
    37,106.02/51,206.75 = 21,791.55/x
  3. Step 3: Cross multiply
    37,106.02x = 51,206.75 × 21,791.55
  4. Step 4: Simplify right side
    37,106.02x = 1,115,874,452.96
  5. Step 5: Solve for x
    x = 1,115,874,452.96/37,106.02
  6. Step 6: Final answer
    x = 30,072.60

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1.5x scale

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.