Home / 84,177.06-116,170.90-48,379.56

Finding the Fourth Proportional to 84,177.06, 116,170.90 and 48,379.56

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Solution

The fourth proportional to 84,177.06, 116,170.90 and 48,379.56 is: 66,767.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,177.06 : 116,170.90 = 48,379.56 : x
  2. Step 2: Convert to fraction form
    84,177.06/116,170.90 = 48,379.56/x
  3. Step 3: Cross multiply
    84,177.06x = 116,170.90 × 48,379.56
  4. Step 4: Simplify right side
    84,177.06x = 5,620,297,026.80
  5. Step 5: Solve for x
    x = 5,620,297,026.80/84,177.06
  6. Step 6: Final answer
    x = 66,767.56

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1.5x scale

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.