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Finding the Fourth Proportional to 27,216.37, 40,826.04 and 8,498.98

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Solution

The fourth proportional to 27,216.37, 40,826.04 and 8,498.98 is: 12,748.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,216.37 : 40,826.04 = 8,498.98 : x
  2. Step 2: Convert to fraction form
    27,216.37/40,826.04 = 8,498.98/x
  3. Step 3: Cross multiply
    27,216.37x = 40,826.04 × 8,498.98
  4. Step 4: Simplify right side
    27,216.37x = 346,979,697.44
  5. Step 5: Solve for x
    x = 346,979,697.44/27,216.37
  6. Step 6: Final answer
    x = 12,748.93

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1.5x scale

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.