Home / 179,631.18-269,545.50-67,388.94

Finding the Fourth Proportional to 179,631.18, 269,545.50 and 67,388.94

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Solution

The fourth proportional to 179,631.18, 269,545.50 and 67,388.94 is: 101,120.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,631.18 : 269,545.50 = 67,388.94 : x
  2. Step 2: Convert to fraction form
    179,631.18/269,545.50 = 67,388.94/x
  3. Step 3: Cross multiply
    179,631.18x = 269,545.50 × 67,388.94
  4. Step 4: Simplify right side
    179,631.18x = 18,164,385,526.77
  5. Step 5: Solve for x
    x = 18,164,385,526.77/179,631.18
  6. Step 6: Final answer
    x = 101,120.45

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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.