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Finding the Fourth Proportional to 40,959, 56,513.70 and 23,050.44

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Solution

The fourth proportional to 40,959, 56,513.70 and 23,050.44 is: 31,804.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,959 : 56,513.70 = 23,050.44 : x
  2. Step 2: Convert to fraction form
    40,959/56,513.70 = 23,050.44/x
  3. Step 3: Cross multiply
    40,959x = 56,513.70 × 23,050.44
  4. Step 4: Simplify right side
    40,959x = 1,302,665,651.03
  5. Step 5: Solve for x
    x = 1,302,665,651.03/40,959
  6. Step 6: Final answer
    x = 31,804.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.