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Finding the Fourth Proportional to 54,803.84, 75,629.25 and 29,653.34

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Solution

The fourth proportional to 54,803.84, 75,629.25 and 29,653.34 is: 40,921.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,803.84 : 75,629.25 = 29,653.34 : x
  2. Step 2: Convert to fraction form
    54,803.84/75,629.25 = 29,653.34/x
  3. Step 3: Cross multiply
    54,803.84x = 75,629.25 × 29,653.34
  4. Step 4: Simplify right side
    54,803.84x = 2,242,659,486.05
  5. Step 5: Solve for x
    x = 2,242,659,486.05/54,803.84
  6. Step 6: Final answer
    x = 40,921.58

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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.