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Finding the Fourth Proportional to 36,556.40, 54,737.40 and 23,337.20

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Solution

The fourth proportional to 36,556.40, 54,737.40 and 23,337.20 is: 34,943.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,556.40 : 54,737.40 = 23,337.20 : x
  2. Step 2: Convert to fraction form
    36,556.40/54,737.40 = 23,337.20/x
  3. Step 3: Cross multiply
    36,556.40x = 54,737.40 × 23,337.20
  4. Step 4: Simplify right side
    36,556.40x = 1,277,417,651.28
  5. Step 5: Solve for x
    x = 1,277,417,651.28/36,556.40
  6. Step 6: Final answer
    x = 34,943.75

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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.