Home / 57,201.93-85,806.16-19,235.96

Finding the Fourth Proportional to 57,201.93, 85,806.16 and 19,235.96

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Solution

The fourth proportional to 57,201.93, 85,806.16 and 19,235.96 is: 28,855.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,201.93 : 85,806.16 = 19,235.96 : x
  2. Step 2: Convert to fraction form
    57,201.93/85,806.16 = 19,235.96/x
  3. Step 3: Cross multiply
    57,201.93x = 85,806.16 × 19,235.96
  4. Step 4: Simplify right side
    57,201.93x = 1,650,564,242.93
  5. Step 5: Solve for x
    x = 1,650,564,242.93/57,201.93
  6. Step 6: Final answer
    x = 28,855.04

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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.