Home / 179,115.92-247,182.03-102,633.50

Finding the Fourth Proportional to 179,115.92, 247,182.03 and 102,633.50

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Solution

The fourth proportional to 179,115.92, 247,182.03 and 102,633.50 is: 141,635.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,115.92 : 247,182.03 = 102,633.50 : x
  2. Step 2: Convert to fraction form
    179,115.92/247,182.03 = 102,633.50/x
  3. Step 3: Cross multiply
    179,115.92x = 247,182.03 × 102,633.50
  4. Step 4: Simplify right side
    179,115.92x = 25,369,156,876.01
  5. Step 5: Solve for x
    x = 25,369,156,876.01/179,115.92
  6. Step 6: Final answer
    x = 141,635.41

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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.