Home / 127,763.30-191,644.14-39,016.46

Finding the Fourth Proportional to 127,763.30, 191,644.14 and 39,016.46

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Solution

The fourth proportional to 127,763.30, 191,644.14 and 39,016.46 is: 58,524.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,763.30 : 191,644.14 = 39,016.46 : x
  2. Step 2: Convert to fraction form
    127,763.30/191,644.14 = 39,016.46/x
  3. Step 3: Cross multiply
    127,763.30x = 191,644.14 × 39,016.46
  4. Step 4: Simplify right side
    127,763.30x = 7,477,275,922.54
  5. Step 5: Solve for x
    x = 7,477,275,922.54/127,763.30
  6. Step 6: Final answer
    x = 58,524.44

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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.