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Finding the Fourth Proportional to 32,391.99, 44,701.52 and 18,245.34

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Solution

The fourth proportional to 32,391.99, 44,701.52 and 18,245.34 is: 25,178.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,391.99 : 44,701.52 = 18,245.34 : x
  2. Step 2: Convert to fraction form
    32,391.99/44,701.52 = 18,245.34/x
  3. Step 3: Cross multiply
    32,391.99x = 44,701.52 × 18,245.34
  4. Step 4: Simplify right side
    32,391.99x = 815,594,430.92
  5. Step 5: Solve for x
    x = 815,594,430.92/32,391.99
  6. Step 6: Final answer
    x = 25,178.89

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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.