Home / 136,601.74-188,523.84-82,882.54

Finding the Fourth Proportional to 136,601.74, 188,523.84 and 82,882.54

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Solution

The fourth proportional to 136,601.74, 188,523.84 and 82,882.54 is: 114,386.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,601.74 : 188,523.84 = 82,882.54 : x
  2. Step 2: Convert to fraction form
    136,601.74/188,523.84 = 82,882.54/x
  3. Step 3: Cross multiply
    136,601.74x = 188,523.84 × 82,882.54
  4. Step 4: Simplify right side
    136,601.74x = 15,625,334,709.75
  5. Step 5: Solve for x
    x = 15,625,334,709.75/136,601.74
  6. Step 6: Final answer
    x = 114,386.06

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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.