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Finding the Fourth Proportional to 23,649.50, 32,641.04 and 13,584.85

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Solution

The fourth proportional to 23,649.50, 32,641.04 and 13,584.85 is: 18,749.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,649.50 : 32,641.04 = 13,584.85 : x
  2. Step 2: Convert to fraction form
    23,649.50/32,641.04 = 13,584.85/x
  3. Step 3: Cross multiply
    23,649.50x = 32,641.04 × 13,584.85
  4. Step 4: Simplify right side
    23,649.50x = 443,423,584.60
  5. Step 5: Solve for x
    x = 443,423,584.60/23,649.50
  6. Step 6: Final answer
    x = 18,749.81

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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.