Home / 182,742.48-274,044.60-71,874

Finding the Fourth Proportional to 182,742.48, 274,044.60 and 71,874

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Solution

The fourth proportional to 182,742.48, 274,044.60 and 71,874 is: 107,783.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,742.48 : 274,044.60 = 71,874 : x
  2. Step 2: Convert to fraction form
    182,742.48/274,044.60 = 71,874/x
  3. Step 3: Cross multiply
    182,742.48x = 274,044.60 × 71,874
  4. Step 4: Simplify right side
    182,742.48x = 19,696,681,580.40
  5. Step 5: Solve for x
    x = 19,696,681,580.40/182,742.48
  6. Step 6: Final answer
    x = 107,783.81

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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.