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Finding the Fourth Proportional to 36,672.60, 55,008.90 and 23,539.80

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Solution

The fourth proportional to 36,672.60, 55,008.90 and 23,539.80 is: 35,309.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,672.60 : 55,008.90 = 23,539.80 : x
  2. Step 2: Convert to fraction form
    36,672.60/55,008.90 = 23,539.80/x
  3. Step 3: Cross multiply
    36,672.60x = 55,008.90 × 23,539.80
  4. Step 4: Simplify right side
    36,672.60x = 1,294,898,504.22
  5. Step 5: Solve for x
    x = 1,294,898,504.22/36,672.60
  6. Step 6: Final answer
    x = 35,309.70

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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.