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Finding the Fourth Proportional to 32,362.74, 48,534.39 and 12,636.54

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Solution

The fourth proportional to 32,362.74, 48,534.39 and 12,636.54 is: 18,951.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,362.74 : 48,534.39 = 12,636.54 : x
  2. Step 2: Convert to fraction form
    32,362.74/48,534.39 = 12,636.54/x
  3. Step 3: Cross multiply
    32,362.74x = 48,534.39 × 12,636.54
  4. Step 4: Simplify right side
    32,362.74x = 613,306,760.61
  5. Step 5: Solve for x
    x = 613,306,760.61/32,362.74
  6. Step 6: Final answer
    x = 18,951.01

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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.