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Finding the Fourth Proportional to 8,594.08, 11,859.60 and 5,057.50

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Solution

The fourth proportional to 8,594.08, 11,859.60 and 5,057.50 is: 6,979.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,594.08 : 11,859.60 = 5,057.50 : x
  2. Step 2: Convert to fraction form
    8,594.08/11,859.60 = 5,057.50/x
  3. Step 3: Cross multiply
    8,594.08x = 11,859.60 × 5,057.50
  4. Step 4: Simplify right side
    8,594.08x = 59,979,927
  5. Step 5: Solve for x
    x = 59,979,927/8,594.08
  6. Step 6: Final answer
    x = 6,979.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.