Home / 57,409.20-86,168.30-35,265.83

Finding the Fourth Proportional to 57,409.20, 86,168.30 and 35,265.83

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Solution

The fourth proportional to 57,409.20, 86,168.30 and 35,265.83 is: 52,932.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,409.20 : 86,168.30 = 35,265.83 : x
  2. Step 2: Convert to fraction form
    57,409.20/86,168.30 = 35,265.83/x
  3. Step 3: Cross multiply
    57,409.20x = 86,168.30 × 35,265.83
  4. Step 4: Simplify right side
    57,409.20x = 3,038,796,012.02
  5. Step 5: Solve for x
    x = 3,038,796,012.02/57,409.20
  6. Step 6: Final answer
    x = 52,932.21

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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.