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Finding the Fourth Proportional to 23,803.60, 35,679.80 and 9,006.80

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Solution

The fourth proportional to 23,803.60, 35,679.80 and 9,006.80 is: 13,500.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,803.60 : 35,679.80 = 9,006.80 : x
  2. Step 2: Convert to fraction form
    23,803.60/35,679.80 = 9,006.80/x
  3. Step 3: Cross multiply
    23,803.60x = 35,679.80 × 9,006.80
  4. Step 4: Simplify right side
    23,803.60x = 321,360,822.64
  5. Step 5: Solve for x
    x = 321,360,822.64/23,803.60
  6. Step 6: Final answer
    x = 13,500.51

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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.