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Finding the Fourth Proportional to 48,362.96, 66,745.68 and 32,480.48

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Solution

The fourth proportional to 48,362.96, 66,745.68 and 32,480.48 is: 44,826.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,362.96 : 66,745.68 = 32,480.48 : x
  2. Step 2: Convert to fraction form
    48,362.96/66,745.68 = 32,480.48/x
  3. Step 3: Cross multiply
    48,362.96x = 66,745.68 × 32,480.48
  4. Step 4: Simplify right side
    48,362.96x = 2,167,931,724.33
  5. Step 5: Solve for x
    x = 2,167,931,724.33/48,362.96
  6. Step 6: Final answer
    x = 44,826.28

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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.