Home / 106,554.52-159,789.93-39,958.35

Finding the Fourth Proportional to 106,554.52, 159,789.93 and 39,958.35

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Solution

The fourth proportional to 106,554.52, 159,789.93 and 39,958.35 is: 59,921.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,554.52 : 159,789.93 = 39,958.35 : x
  2. Step 2: Convert to fraction form
    106,554.52/159,789.93 = 39,958.35/x
  3. Step 3: Cross multiply
    106,554.52x = 159,789.93 × 39,958.35
  4. Step 4: Simplify right side
    106,554.52x = 6,384,941,949.42
  5. Step 5: Solve for x
    x = 6,384,941,949.42/106,554.52
  6. Step 6: Final answer
    x = 59,921.83

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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.