Home / 41,984.16-57,940.56-23,121.60

Finding the Fourth Proportional to 41,984.16, 57,940.56 and 23,121.60

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Solution

The fourth proportional to 41,984.16, 57,940.56 and 23,121.60 is: 31,909.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,984.16 : 57,940.56 = 23,121.60 : x
  2. Step 2: Convert to fraction form
    41,984.16/57,940.56 = 23,121.60/x
  3. Step 3: Cross multiply
    41,984.16x = 57,940.56 × 23,121.60
  4. Step 4: Simplify right side
    41,984.16x = 1,339,678,452.10
  5. Step 5: Solve for x
    x = 1,339,678,452.10/41,984.16
  6. Step 6: Final answer
    x = 31,909.14

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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.