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Finding the Fourth Proportional to 18,226.01, 25,152.03 and 10,676.81

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Solution

The fourth proportional to 18,226.01, 25,152.03 and 10,676.81 is: 14,734.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,226.01 : 25,152.03 = 10,676.81 : x
  2. Step 2: Convert to fraction form
    18,226.01/25,152.03 = 10,676.81/x
  3. Step 3: Cross multiply
    18,226.01x = 25,152.03 × 10,676.81
  4. Step 4: Simplify right side
    18,226.01x = 268,543,319.66
  5. Step 5: Solve for x
    x = 268,543,319.66/18,226.01
  6. Step 6: Final answer
    x = 14,734.07

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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.