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Finding the Fourth Proportional to 30,104.40, 41,544.07 and 16,676.52

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Solution

The fourth proportional to 30,104.40, 41,544.07 and 16,676.52 is: 23,013.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,104.40 : 41,544.07 = 16,676.52 : x
  2. Step 2: Convert to fraction form
    30,104.40/41,544.07 = 16,676.52/x
  3. Step 3: Cross multiply
    30,104.40x = 41,544.07 × 16,676.52
  4. Step 4: Simplify right side
    30,104.40x = 692,810,430.85
  5. Step 5: Solve for x
    x = 692,810,430.85/30,104.40
  6. Step 6: Final answer
    x = 23,013.60

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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.