Home / 166,864.12-230,088-106,338.94

Finding the Fourth Proportional to 166,864.12, 230,088 and 106,338.94

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Solution

The fourth proportional to 166,864.12, 230,088 and 106,338.94 is: 146,630.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,864.12 : 230,088 = 106,338.94 : x
  2. Step 2: Convert to fraction form
    166,864.12/230,088 = 106,338.94/x
  3. Step 3: Cross multiply
    166,864.12x = 230,088 × 106,338.94
  4. Step 4: Simplify right side
    166,864.12x = 24,467,314,026.72
  5. Step 5: Solve for x
    x = 24,467,314,026.72/166,864.12
  6. Step 6: Final answer
    x = 146,630.17

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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.