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Finding the Fourth Proportional to 183,879.44, 253,850.36 and 123,766.16

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Solution

The fourth proportional to 183,879.44, 253,850.36 and 123,766.16 is: 170,862.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,879.44 : 253,850.36 = 123,766.16 : x
  2. Step 2: Convert to fraction form
    183,879.44/253,850.36 = 123,766.16/x
  3. Step 3: Cross multiply
    183,879.44x = 253,850.36 × 123,766.16
  4. Step 4: Simplify right side
    183,879.44x = 31,418,084,271.82
  5. Step 5: Solve for x
    x = 31,418,084,271.82/183,879.44
  6. Step 6: Final answer
    x = 170,862.41

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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.