Home / 130,051.20-195,076.79-36,556.95

Finding the Fourth Proportional to 130,051.20, 195,076.79 and 36,556.95

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Solution

The fourth proportional to 130,051.20, 195,076.79 and 36,556.95 is: 54,835.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,051.20 : 195,076.79 = 36,556.95 : x
  2. Step 2: Convert to fraction form
    130,051.20/195,076.79 = 36,556.95/x
  3. Step 3: Cross multiply
    130,051.20x = 195,076.79 × 36,556.95
  4. Step 4: Simplify right side
    130,051.20x = 7,131,412,549.58
  5. Step 5: Solve for x
    x = 7,131,412,549.58/130,051.20
  6. Step 6: Final answer
    x = 54,835.42

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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.