Home / 167,226.12-230,844.03-102,705.81

Finding the Fourth Proportional to 167,226.12, 230,844.03 and 102,705.81

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Solution

The fourth proportional to 167,226.12, 230,844.03 and 102,705.81 is: 141,778.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,226.12 : 230,844.03 = 102,705.81 : x
  2. Step 2: Convert to fraction form
    167,226.12/230,844.03 = 102,705.81/x
  3. Step 3: Cross multiply
    167,226.12x = 230,844.03 × 102,705.81
  4. Step 4: Simplify right side
    167,226.12x = 23,709,023,084.81
  5. Step 5: Solve for x
    x = 23,709,023,084.81/167,226.12
  6. Step 6: Final answer
    x = 141,778.23

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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.