Home / 168,257.61-231,923.49-146,398.05

Finding the Fourth Proportional to 168,257.61, 231,923.49 and 146,398.05

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Solution

The fourth proportional to 168,257.61, 231,923.49 and 146,398.05 is: 201,792.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,257.61 : 231,923.49 = 146,398.05 : x
  2. Step 2: Convert to fraction form
    168,257.61/231,923.49 = 146,398.05/x
  3. Step 3: Cross multiply
    168,257.61x = 231,923.49 × 146,398.05
  4. Step 4: Simplify right side
    168,257.61x = 33,953,146,685.19
  5. Step 5: Solve for x
    x = 33,953,146,685.19/168,257.61
  6. Step 6: Final answer
    x = 201,792.64

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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.