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Finding the Fourth Proportional to 201,309.67, 277,810.77 and 110,669.41

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Solution

The fourth proportional to 201,309.67, 277,810.77 and 110,669.41 is: 152,725.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,309.67 : 277,810.77 = 110,669.41 : x
  2. Step 2: Convert to fraction form
    201,309.67/277,810.77 = 110,669.41/x
  3. Step 3: Cross multiply
    201,309.67x = 277,810.77 × 110,669.41
  4. Step 4: Simplify right side
    201,309.67x = 30,745,154,007.55
  5. Step 5: Solve for x
    x = 30,745,154,007.55/201,309.67
  6. Step 6: Final answer
    x = 152,725.67

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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.