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Finding the Fourth Proportional to 52,363.98, 72,263.52 and 29,704.50

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Solution

The fourth proportional to 52,363.98, 72,263.52 and 29,704.50 is: 40,992.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,363.98 : 72,263.52 = 29,704.50 : x
  2. Step 2: Convert to fraction form
    52,363.98/72,263.52 = 29,704.50/x
  3. Step 3: Cross multiply
    52,363.98x = 72,263.52 × 29,704.50
  4. Step 4: Simplify right side
    52,363.98x = 2,146,551,729.84
  5. Step 5: Solve for x
    x = 2,146,551,729.84/52,363.98
  6. Step 6: Final answer
    x = 40,992.91

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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.