Home / 55,380.84-82,986.20-37,588.36

Finding the Fourth Proportional to 55,380.84, 82,986.20 and 37,588.36

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Solution

The fourth proportional to 55,380.84, 82,986.20 and 37,588.36 is: 56,324.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,380.84 : 82,986.20 = 37,588.36 : x
  2. Step 2: Convert to fraction form
    55,380.84/82,986.20 = 37,588.36/x
  3. Step 3: Cross multiply
    55,380.84x = 82,986.20 × 37,588.36
  4. Step 4: Simplify right side
    55,380.84x = 3,119,315,160.63
  5. Step 5: Solve for x
    x = 3,119,315,160.63/55,380.84
  6. Step 6: Final answer
    x = 56,324.81

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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.