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Finding the Fourth Proportional to 28,000.96, 41,993.28 and 23,058.40

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Solution

The fourth proportional to 28,000.96, 41,993.28 and 23,058.40 is: 34,580.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,000.96 : 41,993.28 = 23,058.40 : x
  2. Step 2: Convert to fraction form
    28,000.96/41,993.28 = 23,058.40/x
  3. Step 3: Cross multiply
    28,000.96x = 41,993.28 × 23,058.40
  4. Step 4: Simplify right side
    28,000.96x = 968,297,847.55
  5. Step 5: Solve for x
    x = 968,297,847.55/28,000.96
  6. Step 6: Final answer
    x = 34,580.88

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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.