Home / 76,203.38-105,794.14-73,922.42

Finding the Fourth Proportional to 76,203.38, 105,794.14 and 73,922.42

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Solution

The fourth proportional to 76,203.38, 105,794.14 and 73,922.42 is: 102,627.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,203.38 : 105,794.14 = 73,922.42 : x
  2. Step 2: Convert to fraction form
    76,203.38/105,794.14 = 73,922.42/x
  3. Step 3: Cross multiply
    76,203.38x = 105,794.14 × 73,922.42
  4. Step 4: Simplify right side
    76,203.38x = 7,820,558,850.62
  5. Step 5: Solve for x
    x = 7,820,558,850.62/76,203.38
  6. Step 6: Final answer
    x = 102,627.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.