Home / 131,300.39-196,934.19-36,537.68

Finding the Fourth Proportional to 131,300.39, 196,934.19 and 36,537.68

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Solution

The fourth proportional to 131,300.39, 196,934.19 and 36,537.68 is: 54,801.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,300.39 : 196,934.19 = 36,537.68 : x
  2. Step 2: Convert to fraction form
    131,300.39/196,934.19 = 36,537.68/x
  3. Step 3: Cross multiply
    131,300.39x = 196,934.19 × 36,537.68
  4. Step 4: Simplify right side
    131,300.39x = 7,195,518,770.60
  5. Step 5: Solve for x
    x = 7,195,518,770.60/131,300.39
  6. Step 6: Final answer
    x = 54,801.96

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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.