Home / 69,202.16-103,787.28-27,083.24

Finding the Fourth Proportional to 69,202.16, 103,787.28 and 27,083.24

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Solution

The fourth proportional to 69,202.16, 103,787.28 and 27,083.24 is: 40,618.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,202.16 : 103,787.28 = 27,083.24 : x
  2. Step 2: Convert to fraction form
    69,202.16/103,787.28 = 27,083.24/x
  3. Step 3: Cross multiply
    69,202.16x = 103,787.28 × 27,083.24
  4. Step 4: Simplify right side
    69,202.16x = 2,810,895,813.19
  5. Step 5: Solve for x
    x = 2,810,895,813.19/69,202.16
  6. Step 6: Final answer
    x = 40,618.61

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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.