Home / 180,199.33-270,036.56-86,595.73

Finding the Fourth Proportional to 180,199.33, 270,036.56 and 86,595.73

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Solution

The fourth proportional to 180,199.33, 270,036.56 and 86,595.73 is: 129,767.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,199.33 : 270,036.56 = 86,595.73 : x
  2. Step 2: Convert to fraction form
    180,199.33/270,036.56 = 86,595.73/x
  3. Step 3: Cross multiply
    180,199.33x = 270,036.56 × 86,595.73
  4. Step 4: Simplify right side
    180,199.33x = 23,384,012,606.91
  5. Step 5: Solve for x
    x = 23,384,012,606.91/180,199.33
  6. Step 6: Final answer
    x = 129,767.48

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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.