Home / 195,820.45-293,670.87-135,418.98

Finding the Fourth Proportional to 195,820.45, 293,670.87 and 135,418.98

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Solution

The fourth proportional to 195,820.45, 293,670.87 and 135,418.98 is: 203,087.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,820.45 : 293,670.87 = 135,418.98 : x
  2. Step 2: Convert to fraction form
    195,820.45/293,670.87 = 135,418.98/x
  3. Step 3: Cross multiply
    195,820.45x = 293,670.87 × 135,418.98
  4. Step 4: Simplify right side
    195,820.45x = 39,768,608,202.76
  5. Step 5: Solve for x
    x = 39,768,608,202.76/195,820.45
  6. Step 6: Final answer
    x = 203,087.11

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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.