Home / 84,837.27-117,062.42-49,020.34

Finding the Fourth Proportional to 84,837.27, 117,062.42 and 49,020.34

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Solution

The fourth proportional to 84,837.27, 117,062.42 and 49,020.34 is: 67,640.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,837.27 : 117,062.42 = 49,020.34 : x
  2. Step 2: Convert to fraction form
    84,837.27/117,062.42 = 49,020.34/x
  3. Step 3: Cross multiply
    84,837.27x = 117,062.42 × 49,020.34
  4. Step 4: Simplify right side
    84,837.27x = 5,738,439,311.36
  5. Step 5: Solve for x
    x = 5,738,439,311.36/84,837.27
  6. Step 6: Final answer
    x = 67,640.54

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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.