Home / 54,075.99-74,629.23-29,879.07

Finding the Fourth Proportional to 54,075.99, 74,629.23 and 29,879.07

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Solution

The fourth proportional to 54,075.99, 74,629.23 and 29,879.07 is: 41,235.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,075.99 : 74,629.23 = 29,879.07 : x
  2. Step 2: Convert to fraction form
    54,075.99/74,629.23 = 29,879.07/x
  3. Step 3: Cross multiply
    54,075.99x = 74,629.23 × 29,879.07
  4. Step 4: Simplify right side
    54,075.99x = 2,229,851,651.25
  5. Step 5: Solve for x
    x = 2,229,851,651.25/54,075.99
  6. Step 6: Final answer
    x = 41,235.52

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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.