Home / 177,933.92-245,824.61-149,202.86

Finding the Fourth Proportional to 177,933.92, 245,824.61 and 149,202.86

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Solution

The fourth proportional to 177,933.92, 245,824.61 and 149,202.86 is: 206,131.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,933.92 : 245,824.61 = 149,202.86 : x
  2. Step 2: Convert to fraction form
    177,933.92/245,824.61 = 149,202.86/x
  3. Step 3: Cross multiply
    177,933.92x = 245,824.61 × 149,202.86
  4. Step 4: Simplify right side
    177,933.92x = 36,677,732,895.25
  5. Step 5: Solve for x
    x = 36,677,732,895.25/177,933.92
  6. Step 6: Final answer
    x = 206,131.21

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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.