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Finding the Fourth Proportional to 201,397.42, 277,922.55 and 110,753.29

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Solution

The fourth proportional to 201,397.42, 277,922.55 and 110,753.29 is: 152,836.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,397.42 : 277,922.55 = 110,753.29 : x
  2. Step 2: Convert to fraction form
    201,397.42/277,922.55 = 110,753.29/x
  3. Step 3: Cross multiply
    201,397.42x = 277,922.55 × 110,753.29
  4. Step 4: Simplify right side
    201,397.42x = 30,780,836,777.69
  5. Step 5: Solve for x
    x = 30,780,836,777.69/201,397.42
  6. Step 6: Final answer
    x = 152,836.30

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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.