Home / 133,203.06-198,832.92-116,387.76

Finding the Fourth Proportional to 133,203.06, 198,832.92 and 116,387.76

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Solution

The fourth proportional to 133,203.06, 198,832.92 and 116,387.76 is: 173,732.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,203.06 : 198,832.92 = 116,387.76 : x
  2. Step 2: Convert to fraction form
    133,203.06/198,832.92 = 116,387.76/x
  3. Step 3: Cross multiply
    133,203.06x = 198,832.92 × 116,387.76
  4. Step 4: Simplify right side
    133,203.06x = 23,141,718,173.06
  5. Step 5: Solve for x
    x = 23,141,718,173.06/133,203.06
  6. Step 6: Final answer
    x = 173,732.63

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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.