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Finding the Fourth Proportional to 24,345.88, 36,460.50 and 21,721.48

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Solution

The fourth proportional to 24,345.88, 36,460.50 and 21,721.48 is: 32,530.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,345.88 : 36,460.50 = 21,721.48 : x
  2. Step 2: Convert to fraction form
    24,345.88/36,460.50 = 21,721.48/x
  3. Step 3: Cross multiply
    24,345.88x = 36,460.50 × 21,721.48
  4. Step 4: Simplify right side
    24,345.88x = 791,976,021.54
  5. Step 5: Solve for x
    x = 791,976,021.54/24,345.88
  6. Step 6: Final answer
    x = 32,530.19

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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.