Home / 168,091.56-231,920.28-117,046.92

Finding the Fourth Proportional to 168,091.56, 231,920.28 and 117,046.92

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Solution

The fourth proportional to 168,091.56, 231,920.28 and 117,046.92 is: 161,492.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,091.56 : 231,920.28 = 117,046.92 : x
  2. Step 2: Convert to fraction form
    168,091.56/231,920.28 = 117,046.92/x
  3. Step 3: Cross multiply
    168,091.56x = 231,920.28 × 117,046.92
  4. Step 4: Simplify right side
    168,091.56x = 27,145,554,459.54
  5. Step 5: Solve for x
    x = 27,145,554,459.54/168,091.56
  6. Step 6: Final answer
    x = 161,492.67

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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.