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Finding the Fourth Proportional to 24,504.90, 36,735.12 and 8,911.50

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Solution

The fourth proportional to 24,504.90, 36,735.12 and 8,911.50 is: 13,359.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,504.90 : 36,735.12 = 8,911.50 : x
  2. Step 2: Convert to fraction form
    24,504.90/36,735.12 = 8,911.50/x
  3. Step 3: Cross multiply
    24,504.90x = 36,735.12 × 8,911.50
  4. Step 4: Simplify right side
    24,504.90x = 327,365,021.88
  5. Step 5: Solve for x
    x = 327,365,021.88/24,504.90
  6. Step 6: Final answer
    x = 13,359.17

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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.