Home / 135,699.35-203,484.33-60,820.11

Finding the Fourth Proportional to 135,699.35, 203,484.33 and 60,820.11

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Solution

The fourth proportional to 135,699.35, 203,484.33 and 60,820.11 is: 91,201.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,699.35 : 203,484.33 = 60,820.11 : x
  2. Step 2: Convert to fraction form
    135,699.35/203,484.33 = 60,820.11/x
  3. Step 3: Cross multiply
    135,699.35x = 203,484.33 × 60,820.11
  4. Step 4: Simplify right side
    135,699.35x = 12,375,939,333.88
  5. Step 5: Solve for x
    x = 12,375,939,333.88/135,699.35
  6. Step 6: Final answer
    x = 91,201.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.