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Finding the Fourth Proportional to 27,218.20, 40,851.60 and 23,524.60

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Solution

The fourth proportional to 27,218.20, 40,851.60 and 23,524.60 is: 35,307.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,218.20 : 40,851.60 = 23,524.60 : x
  2. Step 2: Convert to fraction form
    27,218.20/40,851.60 = 23,524.60/x
  3. Step 3: Cross multiply
    27,218.20x = 40,851.60 × 23,524.60
  4. Step 4: Simplify right side
    27,218.20x = 961,017,549.36
  5. Step 5: Solve for x
    x = 961,017,549.36/27,218.20
  6. Step 6: Final answer
    x = 35,307.90

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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.