Home / 57,104.37-85,562.19-19,644.30

Finding the Fourth Proportional to 57,104.37, 85,562.19 and 19,644.30

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Solution

The fourth proportional to 57,104.37, 85,562.19 and 19,644.30 is: 29,433.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,104.37 : 85,562.19 = 19,644.30 : x
  2. Step 2: Convert to fraction form
    57,104.37/85,562.19 = 19,644.30/x
  3. Step 3: Cross multiply
    57,104.37x = 85,562.19 × 19,644.30
  4. Step 4: Simplify right side
    57,104.37x = 1,680,809,329.02
  5. Step 5: Solve for x
    x = 1,680,809,329.02/57,104.37
  6. Step 6: Final answer
    x = 29,433.99

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1.5x scale

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.