Home / 81,933.62-113,066.72-46,122.84

Finding the Fourth Proportional to 81,933.62, 113,066.72 and 46,122.84

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Solution

The fourth proportional to 81,933.62, 113,066.72 and 46,122.84 is: 63,648.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,933.62 : 113,066.72 = 46,122.84 : x
  2. Step 2: Convert to fraction form
    81,933.62/113,066.72 = 46,122.84/x
  3. Step 3: Cross multiply
    81,933.62x = 113,066.72 × 46,122.84
  4. Step 4: Simplify right side
    81,933.62x = 5,214,958,235.88
  5. Step 5: Solve for x
    x = 5,214,958,235.88/81,933.62
  6. Step 6: Final answer
    x = 63,648.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.