Home / 40,381.02-60,583.94-20,673.42

Finding the Fourth Proportional to 40,381.02, 60,583.94 and 20,673.42

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Solution

The fourth proportional to 40,381.02, 60,583.94 and 20,673.42 is: 31,016.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,381.02 : 60,583.94 = 20,673.42 : x
  2. Step 2: Convert to fraction form
    40,381.02/60,583.94 = 20,673.42/x
  3. Step 3: Cross multiply
    40,381.02x = 60,583.94 × 20,673.42
  4. Step 4: Simplify right side
    40,381.02x = 1,252,476,933.96
  5. Step 5: Solve for x
    x = 1,252,476,933.96/40,381.02
  6. Step 6: Final answer
    x = 31,016.48

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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.