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Finding the Fourth Proportional to 23,690.48, 32,692.02 and 13,080.08

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Solution

The fourth proportional to 23,690.48, 32,692.02 and 13,080.08 is: 18,050.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,690.48 : 32,692.02 = 13,080.08 : x
  2. Step 2: Convert to fraction form
    23,690.48/32,692.02 = 13,080.08/x
  3. Step 3: Cross multiply
    23,690.48x = 32,692.02 × 13,080.08
  4. Step 4: Simplify right side
    23,690.48x = 427,614,236.96
  5. Step 5: Solve for x
    x = 427,614,236.96/23,690.48
  6. Step 6: Final answer
    x = 18,050.05

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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.