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Finding the Fourth Proportional to 59,912.50, 89,868.75 and 16,136.50

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Solution

The fourth proportional to 59,912.50, 89,868.75 and 16,136.50 is: 24,204.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,912.50 : 89,868.75 = 16,136.50 : x
  2. Step 2: Convert to fraction form
    59,912.50/89,868.75 = 16,136.50/x
  3. Step 3: Cross multiply
    59,912.50x = 89,868.75 × 16,136.50
  4. Step 4: Simplify right side
    59,912.50x = 1,450,167,084.38
  5. Step 5: Solve for x
    x = 1,450,167,084.38/59,912.50
  6. Step 6: Final answer
    x = 24,204.75

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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.