Home / 55,671.99-83,521.62-18,234.06

Finding the Fourth Proportional to 55,671.99, 83,521.62 and 18,234.06

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Solution

The fourth proportional to 55,671.99, 83,521.62 and 18,234.06 is: 27,355.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,671.99 : 83,521.62 = 18,234.06 : x
  2. Step 2: Convert to fraction form
    55,671.99/83,521.62 = 18,234.06/x
  3. Step 3: Cross multiply
    55,671.99x = 83,521.62 × 18,234.06
  4. Step 4: Simplify right side
    55,671.99x = 1,522,938,230.38
  5. Step 5: Solve for x
    x = 1,522,938,230.38/55,671.99
  6. Step 6: Final answer
    x = 27,355.56

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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.