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Finding the Fourth Proportional to 18,330.99, 27,498.03 and 5,852.79

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Solution

The fourth proportional to 18,330.99, 27,498.03 and 5,852.79 is: 8,779.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,330.99 : 27,498.03 = 5,852.79 : x
  2. Step 2: Convert to fraction form
    18,330.99/27,498.03 = 5,852.79/x
  3. Step 3: Cross multiply
    18,330.99x = 27,498.03 × 5,852.79
  4. Step 4: Simplify right side
    18,330.99x = 160,940,195.00
  5. Step 5: Solve for x
    x = 160,940,195.00/18,330.99
  6. Step 6: Final answer
    x = 8,779.68

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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.