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Finding the Fourth Proportional to 23,982.03, 35,970.62 and 7,342.20

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Solution

The fourth proportional to 23,982.03, 35,970.62 and 7,342.20 is: 11,012.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,982.03 : 35,970.62 = 7,342.20 : x
  2. Step 2: Convert to fraction form
    23,982.03/35,970.62 = 7,342.20/x
  3. Step 3: Cross multiply
    23,982.03x = 35,970.62 × 7,342.20
  4. Step 4: Simplify right side
    23,982.03x = 264,103,449.45
  5. Step 5: Solve for x
    x = 264,103,449.45/23,982.03
  6. Step 6: Final answer
    x = 11,012.56

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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.