Home / 166,852.63-230,262.38-91,401.13

Finding the Fourth Proportional to 166,852.63, 230,262.38 and 91,401.13

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Solution

The fourth proportional to 166,852.63, 230,262.38 and 91,401.13 is: 126,136.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,852.63 : 230,262.38 = 91,401.13 : x
  2. Step 2: Convert to fraction form
    166,852.63/230,262.38 = 91,401.13/x
  3. Step 3: Cross multiply
    166,852.63x = 230,262.38 × 91,401.13
  4. Step 4: Simplify right side
    166,852.63x = 21,046,241,728.49
  5. Step 5: Solve for x
    x = 21,046,241,728.49/166,852.63
  6. Step 6: Final answer
    x = 126,136.71

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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.