Home / 146,186.52-201,737.40-79,118.52

Finding the Fourth Proportional to 146,186.52, 201,737.40 and 79,118.52

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Solution

The fourth proportional to 146,186.52, 201,737.40 and 79,118.52 is: 109,183.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,186.52 : 201,737.40 = 79,118.52 : x
  2. Step 2: Convert to fraction form
    146,186.52/201,737.40 = 79,118.52/x
  3. Step 3: Cross multiply
    146,186.52x = 201,737.40 × 79,118.52
  4. Step 4: Simplify right side
    146,186.52x = 15,961,164,516.65
  5. Step 5: Solve for x
    x = 15,961,164,516.65/146,186.52
  6. Step 6: Final answer
    x = 109,183.56

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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.