Home / 179,769.14-269,688.39-68,952.50

Finding the Fourth Proportional to 179,769.14, 269,688.39 and 68,952.50

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Solution

The fourth proportional to 179,769.14, 269,688.39 and 68,952.50 is: 103,442.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,769.14 : 269,688.39 = 68,952.50 : x
  2. Step 2: Convert to fraction form
    179,769.14/269,688.39 = 68,952.50/x
  3. Step 3: Cross multiply
    179,769.14x = 269,688.39 × 68,952.50
  4. Step 4: Simplify right side
    179,769.14x = 18,595,688,711.48
  5. Step 5: Solve for x
    x = 18,595,688,711.48/179,769.14
  6. Step 6: Final answer
    x = 103,442.05

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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.