Home / 179,041.82-268,320.81-68,173.34

Finding the Fourth Proportional to 179,041.82, 268,320.81 and 68,173.34

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Solution

The fourth proportional to 179,041.82, 268,320.81 and 68,173.34 is: 102,167.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,041.82 : 268,320.81 = 68,173.34 : x
  2. Step 2: Convert to fraction form
    179,041.82/268,320.81 = 68,173.34/x
  3. Step 3: Cross multiply
    179,041.82x = 268,320.81 × 68,173.34
  4. Step 4: Simplify right side
    179,041.82x = 18,292,325,809.21
  5. Step 5: Solve for x
    x = 18,292,325,809.21/179,041.82
  6. Step 6: Final answer
    x = 102,167.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.