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Finding the Fourth Proportional to 74,893.57, 112,328.13 and 24,974.08

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Solution

The fourth proportional to 74,893.57, 112,328.13 and 24,974.08 is: 37,457.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,893.57 : 112,328.13 = 24,974.08 : x
  2. Step 2: Convert to fraction form
    74,893.57/112,328.13 = 24,974.08/x
  3. Step 3: Cross multiply
    74,893.57x = 112,328.13 × 24,974.08
  4. Step 4: Simplify right side
    74,893.57x = 2,805,291,704.87
  5. Step 5: Solve for x
    x = 2,805,291,704.87/74,893.57
  6. Step 6: Final answer
    x = 37,457.04

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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.