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Finding the Fourth Proportional to 15,956.69, 23,932.04 and 4,860.41

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Solution

The fourth proportional to 15,956.69, 23,932.04 and 4,860.41 is: 7,289.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,956.69 : 23,932.04 = 4,860.41 : x
  2. Step 2: Convert to fraction form
    15,956.69/23,932.04 = 4,860.41/x
  3. Step 3: Cross multiply
    15,956.69x = 23,932.04 × 4,860.41
  4. Step 4: Simplify right side
    15,956.69x = 116,319,382.57
  5. Step 5: Solve for x
    x = 116,319,382.57/15,956.69
  6. Step 6: Final answer
    x = 7,289.70

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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.