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Finding the Fourth Proportional to 179,662.23, 247,676.22 and 141,355.71

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Solution

The fourth proportional to 179,662.23, 247,676.22 and 141,355.71 is: 194,868.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,662.23 : 247,676.22 = 141,355.71 : x
  2. Step 2: Convert to fraction form
    179,662.23/247,676.22 = 141,355.71/x
  3. Step 3: Cross multiply
    179,662.23x = 247,676.22 × 141,355.71
  4. Step 4: Simplify right side
    179,662.23x = 35,010,447,928.22
  5. Step 5: Solve for x
    x = 35,010,447,928.22/179,662.23
  6. Step 6: Final answer
    x = 194,868.16

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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.