Home / 40,102.73-60,120.26-25,278.96

Finding the Fourth Proportional to 40,102.73, 60,120.26 and 25,278.96

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Solution

The fourth proportional to 40,102.73, 60,120.26 and 25,278.96 is: 37,897.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,102.73 : 60,120.26 = 25,278.96 : x
  2. Step 2: Convert to fraction form
    40,102.73/60,120.26 = 25,278.96/x
  3. Step 3: Cross multiply
    40,102.73x = 60,120.26 × 25,278.96
  4. Step 4: Simplify right side
    40,102.73x = 1,519,777,841.58
  5. Step 5: Solve for x
    x = 1,519,777,841.58/40,102.73
  6. Step 6: Final answer
    x = 37,897.12

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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.