Home / 133,215.03-198,850.77-116,399.79

Finding the Fourth Proportional to 133,215.03, 198,850.77 and 116,399.79

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Solution

The fourth proportional to 133,215.03, 198,850.77 and 116,399.79 is: 173,750.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,215.03 : 198,850.77 = 116,399.79 : x
  2. Step 2: Convert to fraction form
    133,215.03/198,850.77 = 116,399.79/x
  3. Step 3: Cross multiply
    133,215.03x = 198,850.77 × 116,399.79
  4. Step 4: Simplify right side
    133,215.03x = 23,146,187,869.34
  5. Step 5: Solve for x
    x = 23,146,187,869.34/133,215.03
  6. Step 6: Final answer
    x = 173,750.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.