Home / 177,021.35-244,296.09-100,536.50

Finding the Fourth Proportional to 177,021.35, 244,296.09 and 100,536.50

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Solution

The fourth proportional to 177,021.35, 244,296.09 and 100,536.50 is: 138,744.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,021.35 : 244,296.09 = 100,536.50 : x
  2. Step 2: Convert to fraction form
    177,021.35/244,296.09 = 100,536.50/x
  3. Step 3: Cross multiply
    177,021.35x = 244,296.09 × 100,536.50
  4. Step 4: Simplify right side
    177,021.35x = 24,560,672,630.80
  5. Step 5: Solve for x
    x = 24,560,672,630.80/177,021.35
  6. Step 6: Final answer
    x = 138,744.13

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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.