Home / 177,989.32-266,721.54-168,016.60

Finding the Fourth Proportional to 177,989.32, 266,721.54 and 168,016.60

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Solution

The fourth proportional to 177,989.32, 266,721.54 and 168,016.60 is: 251,777.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,989.32 : 266,721.54 = 168,016.60 : x
  2. Step 2: Convert to fraction form
    177,989.32/266,721.54 = 168,016.60/x
  3. Step 3: Cross multiply
    177,989.32x = 266,721.54 × 168,016.60
  4. Step 4: Simplify right side
    177,989.32x = 44,813,646,297.56
  5. Step 5: Solve for x
    x = 44,813,646,297.56/177,989.32
  6. Step 6: Final answer
    x = 251,777.16

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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.