Home / 166,825.14-230,144.99-131,118.92

Finding the Fourth Proportional to 166,825.14, 230,144.99 and 131,118.92

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Solution

The fourth proportional to 166,825.14, 230,144.99 and 131,118.92 is: 180,886.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,825.14 : 230,144.99 = 131,118.92 : x
  2. Step 2: Convert to fraction form
    166,825.14/230,144.99 = 131,118.92/x
  3. Step 3: Cross multiply
    166,825.14x = 230,144.99 × 131,118.92
  4. Step 4: Simplify right side
    166,825.14x = 30,176,360,725.89
  5. Step 5: Solve for x
    x = 30,176,360,725.89/166,825.14
  6. Step 6: Final answer
    x = 180,886.17

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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.