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Finding the Fourth Proportional to 23,992.72, 35,987.78 and 7,352.80

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Solution

The fourth proportional to 23,992.72, 35,987.78 and 7,352.80 is: 11,028.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,992.72 : 35,987.78 = 7,352.80 : x
  2. Step 2: Convert to fraction form
    23,992.72/35,987.78 = 7,352.80/x
  3. Step 3: Cross multiply
    23,992.72x = 35,987.78 × 7,352.80
  4. Step 4: Simplify right side
    23,992.72x = 264,610,948.78
  5. Step 5: Solve for x
    x = 264,610,948.78/23,992.72
  6. Step 6: Final answer
    x = 11,028.80

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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.