Home / 95,905.14-143,933.04-66,529.68

Finding the Fourth Proportional to 95,905.14, 143,933.04 and 66,529.68

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Solution

The fourth proportional to 95,905.14, 143,933.04 and 66,529.68 is: 99,846.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,905.14 : 143,933.04 = 66,529.68 : x
  2. Step 2: Convert to fraction form
    95,905.14/143,933.04 = 66,529.68/x
  3. Step 3: Cross multiply
    95,905.14x = 143,933.04 × 66,529.68
  4. Step 4: Simplify right side
    95,905.14x = 9,575,819,092.63
  5. Step 5: Solve for x
    x = 9,575,819,092.63/95,905.14
  6. Step 6: Final answer
    x = 99,846.78

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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.