Home / 180,204.33-270,044.06-86,600.73

Finding the Fourth Proportional to 180,204.33, 270,044.06 and 86,600.73

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Solution

The fourth proportional to 180,204.33, 270,044.06 and 86,600.73 is: 129,774.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,204.33 : 270,044.06 = 86,600.73 : x
  2. Step 2: Convert to fraction form
    180,204.33/270,044.06 = 86,600.73/x
  3. Step 3: Cross multiply
    180,204.33x = 270,044.06 × 86,600.73
  4. Step 4: Simplify right side
    180,204.33x = 23,386,012,295.16
  5. Step 5: Solve for x
    x = 23,386,012,295.16/180,204.33
  6. Step 6: Final answer
    x = 129,774.97

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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.