Home / 180,601.03-249,231.54-100,029.97

Finding the Fourth Proportional to 180,601.03, 249,231.54 and 100,029.97

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Solution

The fourth proportional to 180,601.03, 249,231.54 and 100,029.97 is: 138,042.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,601.03 : 249,231.54 = 100,029.97 : x
  2. Step 2: Convert to fraction form
    180,601.03/249,231.54 = 100,029.97/x
  3. Step 3: Cross multiply
    180,601.03x = 249,231.54 × 100,029.97
  4. Step 4: Simplify right side
    180,601.03x = 24,930,623,469.25
  5. Step 5: Solve for x
    x = 24,930,623,469.25/180,601.03
  6. Step 6: Final answer
    x = 138,042.53

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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.