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Finding the Fourth Proportional to 23,844.50, 32,905.50 and 13,235.66

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Solution

The fourth proportional to 23,844.50, 32,905.50 and 13,235.66 is: 18,265.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,844.50 : 32,905.50 = 13,235.66 : x
  2. Step 2: Convert to fraction form
    23,844.50/32,905.50 = 13,235.66/x
  3. Step 3: Cross multiply
    23,844.50x = 32,905.50 × 13,235.66
  4. Step 4: Simplify right side
    23,844.50x = 435,526,010.13
  5. Step 5: Solve for x
    x = 435,526,010.13/23,844.50
  6. Step 6: Final answer
    x = 18,265.26

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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.