Home / 76,529.94-114,796.07-29,147.66

Finding the Fourth Proportional to 76,529.94, 114,796.07 and 29,147.66

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Solution

The fourth proportional to 76,529.94, 114,796.07 and 29,147.66 is: 43,721.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,529.94 : 114,796.07 = 29,147.66 : x
  2. Step 2: Convert to fraction form
    76,529.94/114,796.07 = 29,147.66/x
  3. Step 3: Cross multiply
    76,529.94x = 114,796.07 × 29,147.66
  4. Step 4: Simplify right side
    76,529.94x = 3,346,036,097.98
  5. Step 5: Solve for x
    x = 3,346,036,097.98/76,529.94
  6. Step 6: Final answer
    x = 43,721.92

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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.