Home / 68,334.14-102,357.12-43,361.04

Finding the Fourth Proportional to 68,334.14, 102,357.12 and 43,361.04

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Solution

The fourth proportional to 68,334.14, 102,357.12 and 43,361.04 is: 64,950.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,334.14 : 102,357.12 = 43,361.04 : x
  2. Step 2: Convert to fraction form
    68,334.14/102,357.12 = 43,361.04/x
  3. Step 3: Cross multiply
    68,334.14x = 102,357.12 × 43,361.04
  4. Step 4: Simplify right side
    68,334.14x = 4,438,311,174.60
  5. Step 5: Solve for x
    x = 4,438,311,174.60/68,334.14
  6. Step 6: Final answer
    x = 64,950.13

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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.