Home / 167,005.57-230,363.11-109,647.85

Finding the Fourth Proportional to 167,005.57, 230,363.11 and 109,647.85

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Solution

The fourth proportional to 167,005.57, 230,363.11 and 109,647.85 is: 151,245.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,005.57 : 230,363.11 = 109,647.85 : x
  2. Step 2: Convert to fraction form
    167,005.57/230,363.11 = 109,647.85/x
  3. Step 3: Cross multiply
    167,005.57x = 230,363.11 × 109,647.85
  4. Step 4: Simplify right side
    167,005.57x = 25,258,819,730.81
  5. Step 5: Solve for x
    x = 25,258,819,730.81/167,005.57
  6. Step 6: Final answer
    x = 151,245.37

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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.