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Finding the Fourth Proportional to 39,704.88, 59,479.46 and 23,029.88

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Solution

The fourth proportional to 39,704.88, 59,479.46 and 23,029.88 is: 34,499.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,704.88 : 59,479.46 = 23,029.88 : x
  2. Step 2: Convert to fraction form
    39,704.88/59,479.46 = 23,029.88/x
  3. Step 3: Cross multiply
    39,704.88x = 59,479.46 × 23,029.88
  4. Step 4: Simplify right side
    39,704.88x = 1,369,804,826.26
  5. Step 5: Solve for x
    x = 1,369,804,826.26/39,704.88
  6. Step 6: Final answer
    x = 34,499.66

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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.