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Finding the Fourth Proportional to 32,625.99, 45,020.07 and 19,194.30

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Solution

The fourth proportional to 32,625.99, 45,020.07 and 19,194.30 is: 26,485.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,625.99 : 45,020.07 = 19,194.30 : x
  2. Step 2: Convert to fraction form
    32,625.99/45,020.07 = 19,194.30/x
  3. Step 3: Cross multiply
    32,625.99x = 45,020.07 × 19,194.30
  4. Step 4: Simplify right side
    32,625.99x = 864,128,729.60
  5. Step 5: Solve for x
    x = 864,128,729.60/32,625.99
  6. Step 6: Final answer
    x = 26,485.90

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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.