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Finding the Fourth Proportional to 18,333.42, 27,500.09 and 4,482.42

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Solution

The fourth proportional to 18,333.42, 27,500.09 and 4,482.42 is: 6,723.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,333.42 : 27,500.09 = 4,482.42 : x
  2. Step 2: Convert to fraction form
    18,333.42/27,500.09 = 4,482.42/x
  3. Step 3: Cross multiply
    18,333.42x = 27,500.09 × 4,482.42
  4. Step 4: Simplify right side
    18,333.42x = 123,266,931.01
  5. Step 5: Solve for x
    x = 123,266,931.01/18,333.42
  6. Step 6: Final answer
    x = 6,723.62

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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.