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Finding the Fourth Proportional to 54,459.52, 75,148.48 and 36,550.88

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Solution

The fourth proportional to 54,459.52, 75,148.48 and 36,550.88 is: 50,436.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,459.52 : 75,148.48 = 36,550.88 : x
  2. Step 2: Convert to fraction form
    54,459.52/75,148.48 = 36,550.88/x
  3. Step 3: Cross multiply
    54,459.52x = 75,148.48 × 36,550.88
  4. Step 4: Simplify right side
    54,459.52x = 2,746,743,074.66
  5. Step 5: Solve for x
    x = 2,746,743,074.66/54,459.52
  6. Step 6: Final answer
    x = 50,436.42

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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.