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Finding the Fourth Proportional to 32,409.10, 48,625.80 and 12,701.80

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Solution

The fourth proportional to 32,409.10, 48,625.80 and 12,701.80 is: 19,057.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,409.10 : 48,625.80 = 12,701.80 : x
  2. Step 2: Convert to fraction form
    32,409.10/48,625.80 = 12,701.80/x
  3. Step 3: Cross multiply
    32,409.10x = 48,625.80 × 12,701.80
  4. Step 4: Simplify right side
    32,409.10x = 617,635,186.44
  5. Step 5: Solve for x
    x = 617,635,186.44/32,409.10
  6. Step 6: Final answer
    x = 19,057.46

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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.