Home / 84,868.92-117,106.09-49,052.02

Finding the Fourth Proportional to 84,868.92, 117,106.09 and 49,052.02

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Solution

The fourth proportional to 84,868.92, 117,106.09 and 49,052.02 is: 67,684.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,868.92 : 117,106.09 = 49,052.02 : x
  2. Step 2: Convert to fraction form
    84,868.92/117,106.09 = 49,052.02/x
  3. Step 3: Cross multiply
    84,868.92x = 117,106.09 × 49,052.02
  4. Step 4: Simplify right side
    84,868.92x = 5,744,290,268.80
  5. Step 5: Solve for x
    x = 5,744,290,268.80/84,868.92
  6. Step 6: Final answer
    x = 67,684.26

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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.