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Finding the Fourth Proportional to 23,968.72, 35,967.84 and 9,179.20

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Solution

The fourth proportional to 23,968.72, 35,967.84 and 9,179.20 is: 13,774.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,968.72 : 35,967.84 = 9,179.20 : x
  2. Step 2: Convert to fraction form
    23,968.72/35,967.84 = 9,179.20/x
  3. Step 3: Cross multiply
    23,968.72x = 35,967.84 × 9,179.20
  4. Step 4: Simplify right side
    23,968.72x = 330,155,996.93
  5. Step 5: Solve for x
    x = 330,155,996.93/23,968.72
  6. Step 6: Final answer
    x = 13,774.45

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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.