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Finding the Fourth Proportional to 201,177.37, 277,623.84 and 110,538.94

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Solution

The fourth proportional to 201,177.37, 277,623.84 and 110,538.94 is: 152,543.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,177.37 : 277,623.84 = 110,538.94 : x
  2. Step 2: Convert to fraction form
    201,177.37/277,623.84 = 110,538.94/x
  3. Step 3: Cross multiply
    201,177.37x = 277,623.84 × 110,538.94
  4. Step 4: Simplify right side
    201,177.37x = 30,688,244,992.33
  5. Step 5: Solve for x
    x = 30,688,244,992.33/201,177.37
  6. Step 6: Final answer
    x = 152,543.23

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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.