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Finding the Fourth Proportional to 54,803.88, 75,625 and 33,580.24

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Solution

The fourth proportional to 54,803.88, 75,625 and 33,580.24 is: 46,338.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,803.88 : 75,625 = 33,580.24 : x
  2. Step 2: Convert to fraction form
    54,803.88/75,625 = 33,580.24/x
  3. Step 3: Cross multiply
    54,803.88x = 75,625 × 33,580.24
  4. Step 4: Simplify right side
    54,803.88x = 2,539,505,650
  5. Step 5: Solve for x
    x = 2,539,505,650/54,803.88
  6. Step 6: Final answer
    x = 46,338.06

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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.