Home / 167,320.10-251,009.40-54,969.14

Finding the Fourth Proportional to 167,320.10, 251,009.40 and 54,969.14

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Solution

The fourth proportional to 167,320.10, 251,009.40 and 54,969.14 is: 82,463.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,320.10 : 251,009.40 = 54,969.14 : x
  2. Step 2: Convert to fraction form
    167,320.10/251,009.40 = 54,969.14/x
  3. Step 3: Cross multiply
    167,320.10x = 251,009.40 × 54,969.14
  4. Step 4: Simplify right side
    167,320.10x = 13,797,770,849.92
  5. Step 5: Solve for x
    x = 13,797,770,849.92/167,320.10
  6. Step 6: Final answer
    x = 82,463.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.