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Finding the Fourth Proportional to 54,604.88, 75,329.54 and 39,473.56

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Solution

The fourth proportional to 54,604.88, 75,329.54 and 39,473.56 is: 54,455.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,604.88 : 75,329.54 = 39,473.56 : x
  2. Step 2: Convert to fraction form
    54,604.88/75,329.54 = 39,473.56/x
  3. Step 3: Cross multiply
    54,604.88x = 75,329.54 × 39,473.56
  4. Step 4: Simplify right side
    54,604.88x = 2,973,525,116.96
  5. Step 5: Solve for x
    x = 2,973,525,116.96/54,604.88
  6. Step 6: Final answer
    x = 54,455.30

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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.