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Finding the Fourth Proportional to 201,174.85, 277,621.65 and 110,530.03

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Solution

The fourth proportional to 201,174.85, 277,621.65 and 110,530.03 is: 152,531.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,174.85 : 277,621.65 = 110,530.03 : x
  2. Step 2: Convert to fraction form
    201,174.85/277,621.65 = 110,530.03/x
  3. Step 3: Cross multiply
    201,174.85x = 277,621.65 × 110,530.03
  4. Step 4: Simplify right side
    201,174.85x = 30,685,527,915.04
  5. Step 5: Solve for x
    x = 30,685,527,915.04/201,174.85
  6. Step 6: Final answer
    x = 152,531.63

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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.