Home / 167,318.30-230,899.52-90,837.39

Finding the Fourth Proportional to 167,318.30, 230,899.52 and 90,837.39

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Solution

The fourth proportional to 167,318.30, 230,899.52 and 90,837.39 is: 125,355.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,318.30 : 230,899.52 = 90,837.39 : x
  2. Step 2: Convert to fraction form
    167,318.30/230,899.52 = 90,837.39/x
  3. Step 3: Cross multiply
    167,318.30x = 230,899.52 × 90,837.39
  4. Step 4: Simplify right side
    167,318.30x = 20,974,309,749.05
  5. Step 5: Solve for x
    x = 20,974,309,749.05/167,318.30
  6. Step 6: Final answer
    x = 125,355.74

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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.