Home / 178,625.44-268,069.38-89,789.50

Finding the Fourth Proportional to 178,625.44, 268,069.38 and 89,789.50

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Solution

The fourth proportional to 178,625.44, 268,069.38 and 89,789.50 is: 134,750.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,625.44 : 268,069.38 = 89,789.50 : x
  2. Step 2: Convert to fraction form
    178,625.44/268,069.38 = 89,789.50/x
  3. Step 3: Cross multiply
    178,625.44x = 268,069.38 × 89,789.50
  4. Step 4: Simplify right side
    178,625.44x = 24,069,815,595.51
  5. Step 5: Solve for x
    x = 24,069,815,595.51/178,625.44
  6. Step 6: Final answer
    x = 134,750.21

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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.