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Finding the Fourth Proportional to 18,316.99, 27,477.48 and 5,834.08

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Solution

The fourth proportional to 18,316.99, 27,477.48 and 5,834.08 is: 8,751.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,316.99 : 27,477.48 = 5,834.08 : x
  2. Step 2: Convert to fraction form
    18,316.99/27,477.48 = 5,834.08/x
  3. Step 3: Cross multiply
    18,316.99x = 27,477.48 × 5,834.08
  4. Step 4: Simplify right side
    18,316.99x = 160,305,816.52
  5. Step 5: Solve for x
    x = 160,305,816.52/18,316.99
  6. Step 6: Final answer
    x = 8,751.76

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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.