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Finding the Fourth Proportional to 54,473.58, 75,178.98 and 36,605.79

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Solution

The fourth proportional to 54,473.58, 75,178.98 and 36,605.79 is: 50,519.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,473.58 : 75,178.98 = 36,605.79 : x
  2. Step 2: Convert to fraction form
    54,473.58/75,178.98 = 36,605.79/x
  3. Step 3: Cross multiply
    54,473.58x = 75,178.98 × 36,605.79
  4. Step 4: Simplify right side
    54,473.58x = 2,751,985,954.29
  5. Step 5: Solve for x
    x = 2,751,985,954.29/54,473.58
  6. Step 6: Final answer
    x = 50,519.65

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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.