Home / 105,494.73-158,241.60-43,165.23

Finding the Fourth Proportional to 105,494.73, 158,241.60 and 43,165.23

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Solution

The fourth proportional to 105,494.73, 158,241.60 and 43,165.23 is: 64,747.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,494.73 : 158,241.60 = 43,165.23 : x
  2. Step 2: Convert to fraction form
    105,494.73/158,241.60 = 43,165.23/x
  3. Step 3: Cross multiply
    105,494.73x = 158,241.60 × 43,165.23
  4. Step 4: Simplify right side
    105,494.73x = 6,830,535,059.57
  5. Step 5: Solve for x
    x = 6,830,535,059.57/105,494.73
  6. Step 6: Final answer
    x = 64,747.64

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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.