Home / 50,405.12-75,604.90-15,342.04

Finding the Fourth Proportional to 50,405.12, 75,604.90 and 15,342.04

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Solution

The fourth proportional to 50,405.12, 75,604.90 and 15,342.04 is: 23,012.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,405.12 : 75,604.90 = 15,342.04 : x
  2. Step 2: Convert to fraction form
    50,405.12/75,604.90 = 15,342.04/x
  3. Step 3: Cross multiply
    50,405.12x = 75,604.90 × 15,342.04
  4. Step 4: Simplify right side
    50,405.12x = 1,159,933,400.00
  5. Step 5: Solve for x
    x = 1,159,933,400.00/50,405.12
  6. Step 6: Final answer
    x = 23,012.21

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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.