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Finding the Fourth Proportional to 50,603.82, 69,827.97 and 29,378.94

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Solution

The fourth proportional to 50,603.82, 69,827.97 and 29,378.94 is: 40,539.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,603.82 : 69,827.97 = 29,378.94 : x
  2. Step 2: Convert to fraction form
    50,603.82/69,827.97 = 29,378.94/x
  3. Step 3: Cross multiply
    50,603.82x = 69,827.97 × 29,378.94
  4. Step 4: Simplify right side
    50,603.82x = 2,051,471,740.95
  5. Step 5: Solve for x
    x = 2,051,471,740.95/50,603.82
  6. Step 6: Final answer
    x = 40,539.86

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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.