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Finding the Fourth Proportional to 23,739, 32,760.36 and 15,370.08

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Solution

The fourth proportional to 23,739, 32,760.36 and 15,370.08 is: 21,211.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,739 : 32,760.36 = 15,370.08 : x
  2. Step 2: Convert to fraction form
    23,739/32,760.36 = 15,370.08/x
  3. Step 3: Cross multiply
    23,739x = 32,760.36 × 15,370.08
  4. Step 4: Simplify right side
    23,739x = 503,529,354.03
  5. Step 5: Solve for x
    x = 503,529,354.03/23,739
  6. Step 6: Final answer
    x = 21,211.06

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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.