Home / 501,143.24-751,675.64-141,299.56

Finding the Fourth Proportional to 501,143.24, 751,675.64 and 141,299.56

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Solution

The fourth proportional to 501,143.24, 751,675.64 and 141,299.56 is: 211,938.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,143.24 : 751,675.64 = 141,299.56 : x
  2. Step 2: Convert to fraction form
    501,143.24/751,675.64 = 141,299.56/x
  3. Step 3: Cross multiply
    501,143.24x = 751,675.64 × 141,299.56
  4. Step 4: Simplify right side
    501,143.24x = 106,211,439,427.16
  5. Step 5: Solve for x
    x = 106,211,439,427.16/501,143.24
  6. Step 6: Final answer
    x = 211,938.29

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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.