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Finding the Fourth Proportional to 30,594.77, 45,883.33 and 8,408.87

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Solution

The fourth proportional to 30,594.77, 45,883.33 and 8,408.87 is: 12,610.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,594.77 : 45,883.33 = 8,408.87 : x
  2. Step 2: Convert to fraction form
    30,594.77/45,883.33 = 8,408.87/x
  3. Step 3: Cross multiply
    30,594.77x = 45,883.33 × 8,408.87
  4. Step 4: Simplify right side
    30,594.77x = 385,826,706.70
  5. Step 5: Solve for x
    x = 385,826,706.70/30,594.77
  6. Step 6: Final answer
    x = 12,610.87

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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.