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Finding the Fourth Proportional to 56,293.36, 84,427.40 and 16,845.42

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Solution

The fourth proportional to 56,293.36, 84,427.40 and 16,845.42 is: 25,264.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,293.36 : 84,427.40 = 16,845.42 : x
  2. Step 2: Convert to fraction form
    56,293.36/84,427.40 = 16,845.42/x
  3. Step 3: Cross multiply
    56,293.36x = 84,427.40 × 16,845.42
  4. Step 4: Simplify right side
    56,293.36x = 1,422,215,012.51
  5. Step 5: Solve for x
    x = 1,422,215,012.51/56,293.36
  6. Step 6: Final answer
    x = 25,264.35

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.