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Finding the Fourth Proportional to 32,433, 48,586.56 and 21,305.92

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Solution

The fourth proportional to 32,433, 48,586.56 and 21,305.92 is: 31,917.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,433 : 48,586.56 = 21,305.92 : x
  2. Step 2: Convert to fraction form
    32,433/48,586.56 = 21,305.92/x
  3. Step 3: Cross multiply
    32,433x = 48,586.56 × 21,305.92
  4. Step 4: Simplify right side
    32,433x = 1,035,181,360.44
  5. Step 5: Solve for x
    x = 1,035,181,360.44/32,433
  6. Step 6: Final answer
    x = 31,917.53

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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.