Home / 167,013.72-230,478.96-91,562.28

Finding the Fourth Proportional to 167,013.72, 230,478.96 and 91,562.28

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Solution

The fourth proportional to 167,013.72, 230,478.96 and 91,562.28 is: 126,355.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,013.72 : 230,478.96 = 91,562.28 : x
  2. Step 2: Convert to fraction form
    167,013.72/230,478.96 = 91,562.28/x
  3. Step 3: Cross multiply
    167,013.72x = 230,478.96 × 91,562.28
  4. Step 4: Simplify right side
    167,013.72x = 21,103,179,069.63
  5. Step 5: Solve for x
    x = 21,103,179,069.63/167,013.72
  6. Step 6: Final answer
    x = 126,355.96

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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.