Home / 201,385.38-277,905.90-110,741.25

Finding the Fourth Proportional to 201,385.38, 277,905.90 and 110,741.25

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Solution

The fourth proportional to 201,385.38, 277,905.90 and 110,741.25 is: 152,819.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,385.38 : 277,905.90 = 110,741.25 : x
  2. Step 2: Convert to fraction form
    201,385.38/277,905.90 = 110,741.25/x
  3. Step 3: Cross multiply
    201,385.38x = 277,905.90 × 110,741.25
  4. Step 4: Simplify right side
    201,385.38x = 30,775,646,748.38
  5. Step 5: Solve for x
    x = 30,775,646,748.38/201,385.38
  6. Step 6: Final answer
    x = 152,819.67

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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.