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Finding the Fourth Proportional to 62,106.56, 85,692.48 and 35,243

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Solution

The fourth proportional to 62,106.56, 85,692.48 and 35,243 is: 48,627.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,106.56 : 85,692.48 = 35,243 : x
  2. Step 2: Convert to fraction form
    62,106.56/85,692.48 = 35,243/x
  3. Step 3: Cross multiply
    62,106.56x = 85,692.48 × 35,243
  4. Step 4: Simplify right side
    62,106.56x = 3,020,060,072.64
  5. Step 5: Solve for x
    x = 3,020,060,072.64/62,106.56
  6. Step 6: Final answer
    x = 48,627.07

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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.