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Finding the Fourth Proportional to 23,850.55, 35,720.46 and 23,020.20

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Solution

The fourth proportional to 23,850.55, 35,720.46 and 23,020.20 is: 34,476.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,850.55 : 35,720.46 = 23,020.20 : x
  2. Step 2: Convert to fraction form
    23,850.55/35,720.46 = 23,020.20/x
  3. Step 3: Cross multiply
    23,850.55x = 35,720.46 × 23,020.20
  4. Step 4: Simplify right side
    23,850.55x = 822,292,133.29
  5. Step 5: Solve for x
    x = 822,292,133.29/23,850.55
  6. Step 6: Final answer
    x = 34,476.86

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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.