Home / 53,927.10-80,877.69-27,618.30

Finding the Fourth Proportional to 53,927.10, 80,877.69 and 27,618.30

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Solution

The fourth proportional to 53,927.10, 80,877.69 and 27,618.30 is: 41,420.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,927.10 : 80,877.69 = 27,618.30 : x
  2. Step 2: Convert to fraction form
    53,927.10/80,877.69 = 27,618.30/x
  3. Step 3: Cross multiply
    53,927.10x = 80,877.69 × 27,618.30
  4. Step 4: Simplify right side
    53,927.10x = 2,233,704,305.73
  5. Step 5: Solve for x
    x = 2,233,704,305.73/53,927.10
  6. Step 6: Final answer
    x = 41,420.81

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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.