Home / 141,223.76-211,770.96-84,323.49

Finding the Fourth Proportional to 141,223.76, 211,770.96 and 84,323.49

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Solution

The fourth proportional to 141,223.76, 211,770.96 and 84,323.49 is: 126,446.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,223.76 : 211,770.96 = 84,323.49 : x
  2. Step 2: Convert to fraction form
    141,223.76/211,770.96 = 84,323.49/x
  3. Step 3: Cross multiply
    141,223.76x = 211,770.96 × 84,323.49
  4. Step 4: Simplify right side
    141,223.76x = 17,857,266,427.85
  5. Step 5: Solve for x
    x = 17,857,266,427.85/141,223.76
  6. Step 6: Final answer
    x = 126,446.62

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1.5x scale

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.