Home / 164,381.58-226,833.66-100,710.72

Finding the Fourth Proportional to 164,381.58, 226,833.66 and 100,710.72

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Solution

The fourth proportional to 164,381.58, 226,833.66 and 100,710.72 is: 138,972.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,381.58 : 226,833.66 = 100,710.72 : x
  2. Step 2: Convert to fraction form
    164,381.58/226,833.66 = 100,710.72/x
  3. Step 3: Cross multiply
    164,381.58x = 226,833.66 × 100,710.72
  4. Step 4: Simplify right side
    164,381.58x = 22,844,581,218.84
  5. Step 5: Solve for x
    x = 22,844,581,218.84/164,381.58
  6. Step 6: Final answer
    x = 138,972.88

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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.