Home / 352,138.37-528,016.40-159,907.25

Finding the Fourth Proportional to 352,138.37, 528,016.40 and 159,907.25

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Solution

The fourth proportional to 352,138.37, 528,016.40 and 159,907.25 is: 239,774.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,138.37 : 528,016.40 = 159,907.25 : x
  2. Step 2: Convert to fraction form
    352,138.37/528,016.40 = 159,907.25/x
  3. Step 3: Cross multiply
    352,138.37x = 528,016.40 × 159,907.25
  4. Step 4: Simplify right side
    352,138.37x = 84,433,647,039.28
  5. Step 5: Solve for x
    x = 84,433,647,039.28/352,138.37
  6. Step 6: Final answer
    x = 239,774.06

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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.