Home / 56,912.20-85,381.10-33,526.60

Finding the Fourth Proportional to 56,912.20, 85,381.10 and 33,526.60

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Solution

The fourth proportional to 56,912.20, 85,381.10 and 33,526.60 is: 50,297.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,912.20 : 85,381.10 = 33,526.60 : x
  2. Step 2: Convert to fraction form
    56,912.20/85,381.10 = 33,526.60/x
  3. Step 3: Cross multiply
    56,912.20x = 85,381.10 × 33,526.60
  4. Step 4: Simplify right side
    56,912.20x = 2,862,537,987.26
  5. Step 5: Solve for x
    x = 2,862,537,987.26/56,912.20
  6. Step 6: Final answer
    x = 50,297.44

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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.