Home / 201,196.24-277,546.70-136,668.80

Finding the Fourth Proportional to 201,196.24, 277,546.70 and 136,668.80

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Solution

The fourth proportional to 201,196.24, 277,546.70 and 136,668.80 is: 188,532.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,196.24 : 277,546.70 = 136,668.80 : x
  2. Step 2: Convert to fraction form
    201,196.24/277,546.70 = 136,668.80/x
  3. Step 3: Cross multiply
    201,196.24x = 277,546.70 × 136,668.80
  4. Step 4: Simplify right side
    201,196.24x = 37,931,974,432.96
  5. Step 5: Solve for x
    x = 37,931,974,432.96/201,196.24
  6. Step 6: Final answer
    x = 188,532.22

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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.