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Finding the Fourth Proportional to 24,938.15, 37,376.04 and 12,461.68

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Solution

The fourth proportional to 24,938.15, 37,376.04 and 12,461.68 is: 18,676.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,938.15 : 37,376.04 = 12,461.68 : x
  2. Step 2: Convert to fraction form
    24,938.15/37,376.04 = 12,461.68/x
  3. Step 3: Cross multiply
    24,938.15x = 37,376.04 × 12,461.68
  4. Step 4: Simplify right side
    24,938.15x = 465,768,063.27
  5. Step 5: Solve for x
    x = 465,768,063.27/24,938.15
  6. Step 6: Final answer
    x = 18,676.93

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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.