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Finding the Fourth Proportional to 24,599.82, 36,908.37 and 20,929.98

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Solution

The fourth proportional to 24,599.82, 36,908.37 and 20,929.98 is: 31,402.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,599.82 : 36,908.37 = 20,929.98 : x
  2. Step 2: Convert to fraction form
    24,599.82/36,908.37 = 20,929.98/x
  3. Step 3: Cross multiply
    24,599.82x = 36,908.37 × 20,929.98
  4. Step 4: Simplify right side
    24,599.82x = 772,491,445.93
  5. Step 5: Solve for x
    x = 772,491,445.93/24,599.82
  6. Step 6: Final answer
    x = 31,402.32

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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.