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Finding the Fourth Proportional to 201,373.38, 277,826.11 and 124,864.94

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Solution

The fourth proportional to 201,373.38, 277,826.11 and 124,864.94 is: 172,270.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,373.38 : 277,826.11 = 124,864.94 : x
  2. Step 2: Convert to fraction form
    201,373.38/277,826.11 = 124,864.94/x
  3. Step 3: Cross multiply
    201,373.38x = 277,826.11 × 124,864.94
  4. Step 4: Simplify right side
    201,373.38x = 34,690,740,937.99
  5. Step 5: Solve for x
    x = 34,690,740,937.99/201,373.38
  6. Step 6: Final answer
    x = 172,270.74

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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.