Home / 167,298.24-230,871.75-90,817.30

Finding the Fourth Proportional to 167,298.24, 230,871.75 and 90,817.30

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Solution

The fourth proportional to 167,298.24, 230,871.75 and 90,817.30 is: 125,327.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,298.24 : 230,871.75 = 90,817.30 : x
  2. Step 2: Convert to fraction form
    167,298.24/230,871.75 = 90,817.30/x
  3. Step 3: Cross multiply
    167,298.24x = 230,871.75 × 90,817.30
  4. Step 4: Simplify right side
    167,298.24x = 20,967,148,981.28
  5. Step 5: Solve for x
    x = 20,967,148,981.28/167,298.24
  6. Step 6: Final answer
    x = 125,327.97

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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.