Home / 119,943.23-165,524.22-66,231.62

Finding the Fourth Proportional to 119,943.23, 165,524.22 and 66,231.62

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Solution

The fourth proportional to 119,943.23, 165,524.22 and 66,231.62 is: 91,401.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,943.23 : 165,524.22 = 66,231.62 : x
  2. Step 2: Convert to fraction form
    119,943.23/165,524.22 = 66,231.62/x
  3. Step 3: Cross multiply
    119,943.23x = 165,524.22 × 66,231.62
  4. Step 4: Simplify right side
    119,943.23x = 10,962,936,412.22
  5. Step 5: Solve for x
    x = 10,962,936,412.22/119,943.23
  6. Step 6: Final answer
    x = 91,401.05

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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.