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Finding the Fourth Proportional to 201,240.86, 277,719.05 and 110,600.04

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Solution

The fourth proportional to 201,240.86, 277,719.05 and 110,600.04 is: 152,631.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,240.86 : 277,719.05 = 110,600.04 : x
  2. Step 2: Convert to fraction form
    201,240.86/277,719.05 = 110,600.04/x
  3. Step 3: Cross multiply
    201,240.86x = 277,719.05 × 110,600.04
  4. Step 4: Simplify right side
    201,240.86x = 30,715,736,791.46
  5. Step 5: Solve for x
    x = 30,715,736,791.46/201,240.86
  6. Step 6: Final answer
    x = 152,631.71

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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.