Home / 189,006.88-283,686-95,579.68

Finding the Fourth Proportional to 189,006.88, 283,686 and 95,579.68

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Solution

The fourth proportional to 189,006.88, 283,686 and 95,579.68 is: 143,458.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,006.88 : 283,686 = 95,579.68 : x
  2. Step 2: Convert to fraction form
    189,006.88/283,686 = 95,579.68/x
  3. Step 3: Cross multiply
    189,006.88x = 283,686 × 95,579.68
  4. Step 4: Simplify right side
    189,006.88x = 27,114,617,100.48
  5. Step 5: Solve for x
    x = 27,114,617,100.48/189,006.88
  6. Step 6: Final answer
    x = 143,458.36

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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.