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Finding the Fourth Proportional to 35,246, 48,635 and 19,326.26

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Solution

The fourth proportional to 35,246, 48,635 and 19,326.26 is: 26,667.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,246 : 48,635 = 19,326.26 : x
  2. Step 2: Convert to fraction form
    35,246/48,635 = 19,326.26/x
  3. Step 3: Cross multiply
    35,246x = 48,635 × 19,326.26
  4. Step 4: Simplify right side
    35,246x = 939,932,655.10
  5. Step 5: Solve for x
    x = 939,932,655.10/35,246
  6. Step 6: Final answer
    x = 26,667.78

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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.