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Finding the Fourth Proportional to 24,935.40, 37,371.92 and 12,458.93

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Solution

The fourth proportional to 24,935.40, 37,371.92 and 12,458.93 is: 18,672.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,935.40 : 37,371.92 = 12,458.93 : x
  2. Step 2: Convert to fraction form
    24,935.40/37,371.92 = 12,458.93/x
  3. Step 3: Cross multiply
    24,935.40x = 37,371.92 × 12,458.93
  4. Step 4: Simplify right side
    24,935.40x = 465,613,886.09
  5. Step 5: Solve for x
    x = 465,613,886.09/24,935.40
  6. Step 6: Final answer
    x = 18,672.81

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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.