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Finding the Fourth Proportional to 32,007.50, 44,163.75 and 18,392.91

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Solution

The fourth proportional to 32,007.50, 44,163.75 and 18,392.91 is: 25,378.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,007.50 : 44,163.75 = 18,392.91 : x
  2. Step 2: Convert to fraction form
    32,007.50/44,163.75 = 18,392.91/x
  3. Step 3: Cross multiply
    32,007.50x = 44,163.75 × 18,392.91
  4. Step 4: Simplify right side
    32,007.50x = 812,299,658.19
  5. Step 5: Solve for x
    x = 812,299,658.19/32,007.50
  6. Step 6: Final answer
    x = 25,378.42

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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.