Home / 200,861.88-277,192.62-115,986.36

Finding the Fourth Proportional to 200,861.88, 277,192.62 and 115,986.36

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Solution

The fourth proportional to 200,861.88, 277,192.62 and 115,986.36 is: 160,063.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,861.88 : 277,192.62 = 115,986.36 : x
  2. Step 2: Convert to fraction form
    200,861.88/277,192.62 = 115,986.36/x
  3. Step 3: Cross multiply
    200,861.88x = 277,192.62 × 115,986.36
  4. Step 4: Simplify right side
    200,861.88x = 32,150,563,012.66
  5. Step 5: Solve for x
    x = 32,150,563,012.66/200,861.88
  6. Step 6: Final answer
    x = 160,063.04

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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.