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Finding the Fourth Proportional to 50,261.76, 69,369.76 and 29,053.32

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Solution

The fourth proportional to 50,261.76, 69,369.76 and 29,053.32 is: 40,098.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,261.76 : 69,369.76 = 29,053.32 : x
  2. Step 2: Convert to fraction form
    50,261.76/69,369.76 = 29,053.32/x
  3. Step 3: Cross multiply
    50,261.76x = 69,369.76 × 29,053.32
  4. Step 4: Simplify right side
    50,261.76x = 2,015,421,835.60
  5. Step 5: Solve for x
    x = 2,015,421,835.60/50,261.76
  6. Step 6: Final answer
    x = 40,098.51

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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.