Home / 99,796.26-149,614.87-57,628.47

Finding the Fourth Proportional to 99,796.26, 149,614.87 and 57,628.47

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Solution

The fourth proportional to 99,796.26, 149,614.87 and 57,628.47 is: 86,396.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,796.26 : 149,614.87 = 57,628.47 : x
  2. Step 2: Convert to fraction form
    99,796.26/149,614.87 = 57,628.47/x
  3. Step 3: Cross multiply
    99,796.26x = 149,614.87 × 57,628.47
  4. Step 4: Simplify right side
    99,796.26x = 8,622,076,047.35
  5. Step 5: Solve for x
    x = 8,622,076,047.35/99,796.26
  6. Step 6: Final answer
    x = 86,396.79

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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.