Home / 123,473.48-185,236.14-40,361

Finding the Fourth Proportional to 123,473.48, 185,236.14 and 40,361

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Solution

The fourth proportional to 123,473.48, 185,236.14 and 40,361 is: 60,549.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,473.48 : 185,236.14 = 40,361 : x
  2. Step 2: Convert to fraction form
    123,473.48/185,236.14 = 40,361/x
  3. Step 3: Cross multiply
    123,473.48x = 185,236.14 × 40,361
  4. Step 4: Simplify right side
    123,473.48x = 7,476,315,846.54
  5. Step 5: Solve for x
    x = 7,476,315,846.54/123,473.48
  6. Step 6: Final answer
    x = 60,549.97

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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.