Home / 40,243.64-60,351.77-13,942.23

Finding the Fourth Proportional to 40,243.64, 60,351.77 and 13,942.23

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Solution

The fourth proportional to 40,243.64, 60,351.77 and 13,942.23 is: 20,908.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,243.64 : 60,351.77 = 13,942.23 : x
  2. Step 2: Convert to fraction form
    40,243.64/60,351.77 = 13,942.23/x
  3. Step 3: Cross multiply
    40,243.64x = 60,351.77 × 13,942.23
  4. Step 4: Simplify right side
    40,243.64x = 841,438,188.54
  5. Step 5: Solve for x
    x = 841,438,188.54/40,243.64
  6. Step 6: Final answer
    x = 20,908.60

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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.