Home / 50,497.29-75,747.22-20,907.18

Finding the Fourth Proportional to 50,497.29, 75,747.22 and 20,907.18

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Solution

The fourth proportional to 50,497.29, 75,747.22 and 20,907.18 is: 31,361.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,497.29 : 75,747.22 = 20,907.18 : x
  2. Step 2: Convert to fraction form
    50,497.29/75,747.22 = 20,907.18/x
  3. Step 3: Cross multiply
    50,497.29x = 75,747.22 × 20,907.18
  4. Step 4: Simplify right side
    50,497.29x = 1,583,660,710.77
  5. Step 5: Solve for x
    x = 1,583,660,710.77/50,497.29
  6. Step 6: Final answer
    x = 31,361.30

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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.