Home / 53,435.25-73,734.26-29,558.68

Finding the Fourth Proportional to 53,435.25, 73,734.26 and 29,558.68

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Solution

The fourth proportional to 53,435.25, 73,734.26 and 29,558.68 is: 40,787.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,435.25 : 73,734.26 = 29,558.68 : x
  2. Step 2: Convert to fraction form
    53,435.25/73,734.26 = 29,558.68/x
  3. Step 3: Cross multiply
    53,435.25x = 73,734.26 × 29,558.68
  4. Step 4: Simplify right side
    53,435.25x = 2,179,487,064.25
  5. Step 5: Solve for x
    x = 2,179,487,064.25/53,435.25
  6. Step 6: Final answer
    x = 40,787.44

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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.