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Finding the Fourth Proportional to 32,665.60, 48,998.40 and 8,041.60

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Solution

The fourth proportional to 32,665.60, 48,998.40 and 8,041.60 is: 12,062.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,665.60 : 48,998.40 = 8,041.60 : x
  2. Step 2: Convert to fraction form
    32,665.60/48,998.40 = 8,041.60/x
  3. Step 3: Cross multiply
    32,665.60x = 48,998.40 × 8,041.60
  4. Step 4: Simplify right side
    32,665.60x = 394,025,533.44
  5. Step 5: Solve for x
    x = 394,025,533.44/32,665.60
  6. Step 6: Final answer
    x = 12,062.40

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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.