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Finding the Fourth Proportional to 30,100.92, 41,542.92 and 17,525.76

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Solution

The fourth proportional to 30,100.92, 41,542.92 and 17,525.76 is: 24,187.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,100.92 : 41,542.92 = 17,525.76 : x
  2. Step 2: Convert to fraction form
    30,100.92/41,542.92 = 17,525.76/x
  3. Step 3: Cross multiply
    30,100.92x = 41,542.92 × 17,525.76
  4. Step 4: Simplify right side
    30,100.92x = 728,071,245.62
  5. Step 5: Solve for x
    x = 728,071,245.62/30,100.92
  6. Step 6: Final answer
    x = 24,187.67

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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.