Home / 166,836.04-230,237.10-91,384.60

Finding the Fourth Proportional to 166,836.04, 230,237.10 and 91,384.60

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Solution

The fourth proportional to 166,836.04, 230,237.10 and 91,384.60 is: 126,112.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,836.04 : 230,237.10 = 91,384.60 : x
  2. Step 2: Convert to fraction form
    166,836.04/230,237.10 = 91,384.60/x
  3. Step 3: Cross multiply
    166,836.04x = 230,237.10 × 91,384.60
  4. Step 4: Simplify right side
    166,836.04x = 21,040,125,288.66
  5. Step 5: Solve for x
    x = 21,040,125,288.66/166,836.04
  6. Step 6: Final answer
    x = 126,112.59

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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.