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Finding the Fourth Proportional to 14,598.34, 20,146.11 and 8,932.99

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Solution

The fourth proportional to 14,598.34, 20,146.11 and 8,932.99 is: 12,327.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,598.34 : 20,146.11 = 8,932.99 : x
  2. Step 2: Convert to fraction form
    14,598.34/20,146.11 = 8,932.99/x
  3. Step 3: Cross multiply
    14,598.34x = 20,146.11 × 8,932.99
  4. Step 4: Simplify right side
    14,598.34x = 179,964,898.44
  5. Step 5: Solve for x
    x = 179,964,898.44/14,598.34
  6. Step 6: Final answer
    x = 12,327.76

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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.