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Finding the Fourth Proportional to 8,358.99, 11,539.08 and 5,850.95

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Solution

The fourth proportional to 8,358.99, 11,539.08 and 5,850.95 is: 8,076.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,358.99 : 11,539.08 = 5,850.95 : x
  2. Step 2: Convert to fraction form
    8,358.99/11,539.08 = 5,850.95/x
  3. Step 3: Cross multiply
    8,358.99x = 11,539.08 × 5,850.95
  4. Step 4: Simplify right side
    8,358.99x = 67,514,493.18
  5. Step 5: Solve for x
    x = 67,514,493.18/8,358.99
  6. Step 6: Final answer
    x = 8,076.88

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1.5x scale

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.