Home / 55,912.50-83,758.02-36,204.90

Finding the Fourth Proportional to 55,912.50, 83,758.02 and 36,204.90

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Solution

The fourth proportional to 55,912.50, 83,758.02 and 36,204.90 is: 54,235.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,912.50 : 83,758.02 = 36,204.90 : x
  2. Step 2: Convert to fraction form
    55,912.50/83,758.02 = 36,204.90/x
  3. Step 3: Cross multiply
    55,912.50x = 83,758.02 × 36,204.90
  4. Step 4: Simplify right side
    55,912.50x = 3,032,450,738.30
  5. Step 5: Solve for x
    x = 3,032,450,738.30/55,912.50
  6. Step 6: Final answer
    x = 54,235.65

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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.