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Finding the Fourth Proportional to 62,069.06, 85,640.72 and 35,205.38

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Solution

The fourth proportional to 62,069.06, 85,640.72 and 35,205.38 is: 48,575.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,069.06 : 85,640.72 = 35,205.38 : x
  2. Step 2: Convert to fraction form
    62,069.06/85,640.72 = 35,205.38/x
  3. Step 3: Cross multiply
    62,069.06x = 85,640.72 × 35,205.38
  4. Step 4: Simplify right side
    62,069.06x = 3,015,014,091.07
  5. Step 5: Solve for x
    x = 3,015,014,091.07/62,069.06
  6. Step 6: Final answer
    x = 48,575.15

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1.5x scale

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.