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Finding the Fourth Proportional to 73,852.75, 110,779.26 and 18,448.75

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Solution

The fourth proportional to 73,852.75, 110,779.26 and 18,448.75 is: 27,673.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,852.75 : 110,779.26 = 18,448.75 : x
  2. Step 2: Convert to fraction form
    73,852.75/110,779.26 = 18,448.75/x
  3. Step 3: Cross multiply
    73,852.75x = 110,779.26 × 18,448.75
  4. Step 4: Simplify right side
    73,852.75x = 2,043,738,872.93
  5. Step 5: Solve for x
    x = 2,043,738,872.93/73,852.75
  6. Step 6: Final answer
    x = 27,673.16

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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.