Home / 179,030.72-268,531.81-104,103.09

Finding the Fourth Proportional to 179,030.72, 268,531.81 and 104,103.09

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Solution

The fourth proportional to 179,030.72, 268,531.81 and 104,103.09 is: 156,146.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,030.72 : 268,531.81 = 104,103.09 : x
  2. Step 2: Convert to fraction form
    179,030.72/268,531.81 = 104,103.09/x
  3. Step 3: Cross multiply
    179,030.72x = 268,531.81 × 104,103.09
  4. Step 4: Simplify right side
    179,030.72x = 27,954,990,924.04
  5. Step 5: Solve for x
    x = 27,954,990,924.04/179,030.72
  6. Step 6: Final answer
    x = 156,146.33

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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.