Home / 103,729.92-155,577.60-33,659.52

Finding the Fourth Proportional to 103,729.92, 155,577.60 and 33,659.52

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Solution

The fourth proportional to 103,729.92, 155,577.60 and 33,659.52 is: 50,483.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,729.92 : 155,577.60 = 33,659.52 : x
  2. Step 2: Convert to fraction form
    103,729.92/155,577.60 = 33,659.52/x
  3. Step 3: Cross multiply
    103,729.92x = 155,577.60 × 33,659.52
  4. Step 4: Simplify right side
    103,729.92x = 5,236,667,338.75
  5. Step 5: Solve for x
    x = 5,236,667,338.75/103,729.92
  6. Step 6: Final answer
    x = 50,483.67

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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.