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Finding the Fourth Proportional to 50,649.80, 69,901.16 and 33,623.96

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Solution

The fourth proportional to 50,649.80, 69,901.16 and 33,623.96 is: 46,404.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,649.80 : 69,901.16 = 33,623.96 : x
  2. Step 2: Convert to fraction form
    50,649.80/69,901.16 = 33,623.96/x
  3. Step 3: Cross multiply
    50,649.80x = 69,901.16 × 33,623.96
  4. Step 4: Simplify right side
    50,649.80x = 2,350,353,807.79
  5. Step 5: Solve for x
    x = 2,350,353,807.79/50,649.80
  6. Step 6: Final answer
    x = 46,404.01

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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.