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Finding the Fourth Proportional to 30,350.67, 45,532.77 and 9,293.67

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Solution

The fourth proportional to 30,350.67, 45,532.77 and 9,293.67 is: 13,942.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,350.67 : 45,532.77 = 9,293.67 : x
  2. Step 2: Convert to fraction form
    30,350.67/45,532.77 = 9,293.67/x
  3. Step 3: Cross multiply
    30,350.67x = 45,532.77 × 9,293.67
  4. Step 4: Simplify right side
    30,350.67x = 423,166,538.57
  5. Step 5: Solve for x
    x = 423,166,538.57/30,350.67
  6. Step 6: Final answer
    x = 13,942.58

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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.