Home / 146,176.52-201,723.62-79,108.52

Finding the Fourth Proportional to 146,176.52, 201,723.62 and 79,108.52

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Solution

The fourth proportional to 146,176.52, 201,723.62 and 79,108.52 is: 109,169.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,176.52 : 201,723.62 = 79,108.52 : x
  2. Step 2: Convert to fraction form
    146,176.52/201,723.62 = 79,108.52/x
  3. Step 3: Cross multiply
    146,176.52x = 201,723.62 × 79,108.52
  4. Step 4: Simplify right side
    146,176.52x = 15,958,057,325.12
  5. Step 5: Solve for x
    x = 15,958,057,325.12/146,176.52
  6. Step 6: Final answer
    x = 109,169.77

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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.