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Finding the Fourth Proportional to 201,299.86, 277,794.71 and 110,661.67

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Solution

The fourth proportional to 201,299.86, 277,794.71 and 110,661.67 is: 152,713.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,299.86 : 277,794.71 = 110,661.67 : x
  2. Step 2: Convert to fraction form
    201,299.86/277,794.71 = 110,661.67/x
  3. Step 3: Cross multiply
    201,299.86x = 277,794.71 × 110,661.67
  4. Step 4: Simplify right side
    201,299.86x = 30,741,225,457.08
  5. Step 5: Solve for x
    x = 30,741,225,457.08/201,299.86
  6. Step 6: Final answer
    x = 152,713.59

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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.