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Finding the Fourth Proportional to 32,660.25, 48,990.62 and 8,036.25

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Solution

The fourth proportional to 32,660.25, 48,990.62 and 8,036.25 is: 12,054.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,660.25 : 48,990.62 = 8,036.25 : x
  2. Step 2: Convert to fraction form
    32,660.25/48,990.62 = 8,036.25/x
  3. Step 3: Cross multiply
    32,660.25x = 48,990.62 × 8,036.25
  4. Step 4: Simplify right side
    32,660.25x = 393,700,829.79
  5. Step 5: Solve for x
    x = 393,700,829.79/32,660.25
  6. Step 6: Final answer
    x = 12,054.43

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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.