Home / 124,189.82-171,383.01-67,601.06

Finding the Fourth Proportional to 124,189.82, 171,383.01 and 67,601.06

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Solution

The fourth proportional to 124,189.82, 171,383.01 and 67,601.06 is: 93,290.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,189.82 : 171,383.01 = 67,601.06 : x
  2. Step 2: Convert to fraction form
    124,189.82/171,383.01 = 67,601.06/x
  3. Step 3: Cross multiply
    124,189.82x = 171,383.01 × 67,601.06
  4. Step 4: Simplify right side
    124,189.82x = 11,585,673,141.99
  5. Step 5: Solve for x
    x = 11,585,673,141.99/124,189.82
  6. Step 6: Final answer
    x = 93,290.04

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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.