Home / 165,933.70-248,868.15-55,125.70

Finding the Fourth Proportional to 165,933.70, 248,868.15 and 55,125.70

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Solution

The fourth proportional to 165,933.70, 248,868.15 and 55,125.70 is: 82,677.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,933.70 : 248,868.15 = 55,125.70 : x
  2. Step 2: Convert to fraction form
    165,933.70/248,868.15 = 55,125.70/x
  3. Step 3: Cross multiply
    165,933.70x = 248,868.15 × 55,125.70
  4. Step 4: Simplify right side
    165,933.70x = 13,719,030,976.46
  5. Step 5: Solve for x
    x = 13,719,030,976.46/165,933.70
  6. Step 6: Final answer
    x = 82,677.79

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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.