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Finding the Fourth Proportional to 43,271, 59,713.98 and 23,399

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Solution

The fourth proportional to 43,271, 59,713.98 and 23,399 is: 32,290.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,271 : 59,713.98 = 23,399 : x
  2. Step 2: Convert to fraction form
    43,271/59,713.98 = 23,399/x
  3. Step 3: Cross multiply
    43,271x = 59,713.98 × 23,399
  4. Step 4: Simplify right side
    43,271x = 1,397,247,418.02
  5. Step 5: Solve for x
    x = 1,397,247,418.02/43,271
  6. Step 6: Final answer
    x = 32,290.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.