Home / 40,274.84-55,579.20-22,372.52

Finding the Fourth Proportional to 40,274.84, 55,579.20 and 22,372.52

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Solution

The fourth proportional to 40,274.84, 55,579.20 and 22,372.52 is: 30,874.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,274.84 : 55,579.20 = 22,372.52 : x
  2. Step 2: Convert to fraction form
    40,274.84/55,579.20 = 22,372.52/x
  3. Step 3: Cross multiply
    40,274.84x = 55,579.20 × 22,372.52
  4. Step 4: Simplify right side
    40,274.84x = 1,243,446,763.58
  5. Step 5: Solve for x
    x = 1,243,446,763.58/40,274.84
  6. Step 6: Final answer
    x = 30,874.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.