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Finding the Fourth Proportional to 25,233.80, 37,801.49 and 21,723.67

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Solution

The fourth proportional to 25,233.80, 37,801.49 and 21,723.67 is: 32,543.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,233.80 : 37,801.49 = 21,723.67 : x
  2. Step 2: Convert to fraction form
    25,233.80/37,801.49 = 21,723.67/x
  3. Step 3: Cross multiply
    25,233.80x = 37,801.49 × 21,723.67
  4. Step 4: Simplify right side
    25,233.80x = 821,187,094.27
  5. Step 5: Solve for x
    x = 821,187,094.27/25,233.80
  6. Step 6: Final answer
    x = 32,543.14

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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.