Home / 167,757.14-231,428.57-99,735.53

Finding the Fourth Proportional to 167,757.14, 231,428.57 and 99,735.53

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Solution

The fourth proportional to 167,757.14, 231,428.57 and 99,735.53 is: 137,589.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,757.14 : 231,428.57 = 99,735.53 : x
  2. Step 2: Convert to fraction form
    167,757.14/231,428.57 = 99,735.53/x
  3. Step 3: Cross multiply
    167,757.14x = 231,428.57 × 99,735.53
  4. Step 4: Simplify right side
    167,757.14x = 23,081,649,430.27
  5. Step 5: Solve for x
    x = 23,081,649,430.27/167,757.14
  6. Step 6: Final answer
    x = 137,589.67

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1.5x scale

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.