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Finding the Fourth Proportional to 53,652.96, 80,479.44 and 35,180.64

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Solution

The fourth proportional to 53,652.96, 80,479.44 and 35,180.64 is: 52,770.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,652.96 : 80,479.44 = 35,180.64 : x
  2. Step 2: Convert to fraction form
    53,652.96/80,479.44 = 35,180.64/x
  3. Step 3: Cross multiply
    53,652.96x = 80,479.44 × 35,180.64
  4. Step 4: Simplify right side
    53,652.96x = 2,831,318,206.04
  5. Step 5: Solve for x
    x = 2,831,318,206.04/53,652.96
  6. Step 6: Final answer
    x = 52,770.96

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1.5x scale

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.