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Finding the Fourth Proportional to 32,009.92, 48,014.79 and 11,228.56

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Solution

The fourth proportional to 32,009.92, 48,014.79 and 11,228.56 is: 16,842.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,009.92 : 48,014.79 = 11,228.56 : x
  2. Step 2: Convert to fraction form
    32,009.92/48,014.79 = 11,228.56/x
  3. Step 3: Cross multiply
    32,009.92x = 48,014.79 × 11,228.56
  4. Step 4: Simplify right side
    32,009.92x = 539,136,950.40
  5. Step 5: Solve for x
    x = 539,136,950.40/32,009.92
  6. Step 6: Final answer
    x = 16,842.81

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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.