Home / 119,816.88-165,346.83-66,105.24

Finding the Fourth Proportional to 119,816.88, 165,346.83 and 66,105.24

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Solution

The fourth proportional to 119,816.88, 165,346.83 and 66,105.24 is: 91,224.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,816.88 : 165,346.83 = 66,105.24 : x
  2. Step 2: Convert to fraction form
    119,816.88/165,346.83 = 66,105.24/x
  3. Step 3: Cross multiply
    119,816.88x = 165,346.83 × 66,105.24
  4. Step 4: Simplify right side
    119,816.88x = 10,930,291,880.39
  5. Step 5: Solve for x
    x = 10,930,291,880.39/119,816.88
  6. Step 6: Final answer
    x = 91,224.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.