Home / 84,177.95-116,185.46-48,388.73

Finding the Fourth Proportional to 84,177.95, 116,185.46 and 48,388.73

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Solution

The fourth proportional to 84,177.95, 116,185.46 and 48,388.73 is: 66,787.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,177.95 : 116,185.46 = 48,388.73 : x
  2. Step 2: Convert to fraction form
    84,177.95/116,185.46 = 48,388.73/x
  3. Step 3: Cross multiply
    84,177.95x = 116,185.46 × 48,388.73
  4. Step 4: Simplify right side
    84,177.95x = 5,622,066,030.99
  5. Step 5: Solve for x
    x = 5,622,066,030.99/84,177.95
  6. Step 6: Final answer
    x = 66,787.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.