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Finding the Fourth Proportional to 195,801.36, 270,219.24 and 110,919.12

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Solution

The fourth proportional to 195,801.36, 270,219.24 and 110,919.12 is: 153,075.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,801.36 : 270,219.24 = 110,919.12 : x
  2. Step 2: Convert to fraction form
    195,801.36/270,219.24 = 110,919.12/x
  3. Step 3: Cross multiply
    195,801.36x = 270,219.24 × 110,919.12
  4. Step 4: Simplify right side
    195,801.36x = 29,972,480,307.87
  5. Step 5: Solve for x
    x = 29,972,480,307.87/195,801.36
  6. Step 6: Final answer
    x = 153,075.96

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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.