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Finding the Fourth Proportional to 32,430.24, 48,630.24 and 16,843.68

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Solution

The fourth proportional to 32,430.24, 48,630.24 and 16,843.68 is: 25,257.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,430.24 : 48,630.24 = 16,843.68 : x
  2. Step 2: Convert to fraction form
    32,430.24/48,630.24 = 16,843.68/x
  3. Step 3: Cross multiply
    32,430.24x = 48,630.24 × 16,843.68
  4. Step 4: Simplify right side
    32,430.24x = 819,112,200.88
  5. Step 5: Solve for x
    x = 819,112,200.88/32,430.24
  6. Step 6: Final answer
    x = 25,257.67

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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.