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Finding the Fourth Proportional to 54,709.80, 75,561.80 and 36,773.67

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Solution

The fourth proportional to 54,709.80, 75,561.80 and 36,773.67 is: 50,789.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,709.80 : 75,561.80 = 36,773.67 : x
  2. Step 2: Convert to fraction form
    54,709.80/75,561.80 = 36,773.67/x
  3. Step 3: Cross multiply
    54,709.80x = 75,561.80 × 36,773.67
  4. Step 4: Simplify right side
    54,709.80x = 2,778,684,436.49
  5. Step 5: Solve for x
    x = 2,778,684,436.49/54,709.80
  6. Step 6: Final answer
    x = 50,789.52

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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.