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Finding the Fourth Proportional to 52,503.15, 78,769.98 and 16,963.74

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Solution

The fourth proportional to 52,503.15, 78,769.98 and 16,963.74 is: 25,450.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,503.15 : 78,769.98 = 16,963.74 : x
  2. Step 2: Convert to fraction form
    52,503.15/78,769.98 = 16,963.74/x
  3. Step 3: Cross multiply
    52,503.15x = 78,769.98 × 16,963.74
  4. Step 4: Simplify right side
    52,503.15x = 1,336,233,460.53
  5. Step 5: Solve for x
    x = 1,336,233,460.53/52,503.15
  6. Step 6: Final answer
    x = 25,450.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.