Home / 149,538.10-206,245.89-95,828.11

Finding the Fourth Proportional to 149,538.10, 206,245.89 and 95,828.11

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Solution

The fourth proportional to 149,538.10, 206,245.89 and 95,828.11 is: 132,168.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,538.10 : 206,245.89 = 95,828.11 : x
  2. Step 2: Convert to fraction form
    149,538.10/206,245.89 = 95,828.11/x
  3. Step 3: Cross multiply
    149,538.10x = 206,245.89 × 95,828.11
  4. Step 4: Simplify right side
    149,538.10x = 19,764,154,064.42
  5. Step 5: Solve for x
    x = 19,764,154,064.42/149,538.10
  6. Step 6: Final answer
    x = 132,168.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.