Home / 136,195.33-187,955.62-113,496.32

Finding the Fourth Proportional to 136,195.33, 187,955.62 and 113,496.32

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Solution

The fourth proportional to 136,195.33, 187,955.62 and 113,496.32 is: 156,629.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,195.33 : 187,955.62 = 113,496.32 : x
  2. Step 2: Convert to fraction form
    136,195.33/187,955.62 = 113,496.32/x
  3. Step 3: Cross multiply
    136,195.33x = 187,955.62 × 113,496.32
  4. Step 4: Simplify right side
    136,195.33x = 21,332,271,193.32
  5. Step 5: Solve for x
    x = 21,332,271,193.32/136,195.33
  6. Step 6: Final answer
    x = 156,629.98

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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.