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Finding the Fourth Proportional to 32,586.50, 44,974.17 and 20,650.92

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Solution

The fourth proportional to 32,586.50, 44,974.17 and 20,650.92 is: 28,501.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,586.50 : 44,974.17 = 20,650.92 : x
  2. Step 2: Convert to fraction form
    32,586.50/44,974.17 = 20,650.92/x
  3. Step 3: Cross multiply
    32,586.50x = 44,974.17 × 20,650.92
  4. Step 4: Simplify right side
    32,586.50x = 928,757,986.74
  5. Step 5: Solve for x
    x = 928,757,986.74/32,586.50
  6. Step 6: Final answer
    x = 28,501.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.