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Finding the Fourth Proportional to 23,699.70, 32,707.73 and 13,092.75

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Solution

The fourth proportional to 23,699.70, 32,707.73 and 13,092.75 is: 18,069.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,699.70 : 32,707.73 = 13,092.75 : x
  2. Step 2: Convert to fraction form
    23,699.70/32,707.73 = 13,092.75/x
  3. Step 3: Cross multiply
    23,699.70x = 32,707.73 × 13,092.75
  4. Step 4: Simplify right side
    23,699.70x = 428,234,164.69
  5. Step 5: Solve for x
    x = 428,234,164.69/23,699.70
  6. Step 6: Final answer
    x = 18,069.18

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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.