Home / 133,928.64-200,902.68-40,441.68

Finding the Fourth Proportional to 133,928.64, 200,902.68 and 40,441.68

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Solution

The fourth proportional to 133,928.64, 200,902.68 and 40,441.68 is: 60,665.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,928.64 : 200,902.68 = 40,441.68 : x
  2. Step 2: Convert to fraction form
    133,928.64/200,902.68 = 40,441.68/x
  3. Step 3: Cross multiply
    133,928.64x = 200,902.68 × 40,441.68
  4. Step 4: Simplify right side
    133,928.64x = 8,124,841,895.70
  5. Step 5: Solve for x
    x = 8,124,841,895.70/133,928.64
  6. Step 6: Final answer
    x = 60,665.46

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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.