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Finding the Fourth Proportional to 62,028.57, 85,618.92 and 35,188.92

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Solution

The fourth proportional to 62,028.57, 85,618.92 and 35,188.92 is: 48,571.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,028.57 : 85,618.92 = 35,188.92 : x
  2. Step 2: Convert to fraction form
    62,028.57/85,618.92 = 35,188.92/x
  3. Step 3: Cross multiply
    62,028.57x = 85,618.92 × 35,188.92
  4. Step 4: Simplify right side
    62,028.57x = 3,012,837,326.37
  5. Step 5: Solve for x
    x = 3,012,837,326.37/62,028.57
  6. Step 6: Final answer
    x = 48,571.77

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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.