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Finding the Fourth Proportional to 8,751.87, 13,124.39 and 4,071.01

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Solution

The fourth proportional to 8,751.87, 13,124.39 and 4,071.01 is: 6,104.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,751.87 : 13,124.39 = 4,071.01 : x
  2. Step 2: Convert to fraction form
    8,751.87/13,124.39 = 4,071.01/x
  3. Step 3: Cross multiply
    8,751.87x = 13,124.39 × 4,071.01
  4. Step 4: Simplify right side
    8,751.87x = 53,429,523.00
  5. Step 5: Solve for x
    x = 53,429,523.00/8,751.87
  6. Step 6: Final answer
    x = 6,104.92

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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.