Home / 123,736.40-185,604.60-94,211.90

Finding the Fourth Proportional to 123,736.40, 185,604.60 and 94,211.90

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Solution

The fourth proportional to 123,736.40, 185,604.60 and 94,211.90 is: 141,317.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,736.40 : 185,604.60 = 94,211.90 : x
  2. Step 2: Convert to fraction form
    123,736.40/185,604.60 = 94,211.90/x
  3. Step 3: Cross multiply
    123,736.40x = 185,604.60 × 94,211.90
  4. Step 4: Simplify right side
    123,736.40x = 17,486,162,014.74
  5. Step 5: Solve for x
    x = 17,486,162,014.74/123,736.40
  6. Step 6: Final answer
    x = 141,317.85

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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.