Home / 177,973.80-266,960.70-161,644.20

Finding the Fourth Proportional to 177,973.80, 266,960.70 and 161,644.20

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Solution

The fourth proportional to 177,973.80, 266,960.70 and 161,644.20 is: 242,466.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,973.80 : 266,960.70 = 161,644.20 : x
  2. Step 2: Convert to fraction form
    177,973.80/266,960.70 = 161,644.20/x
  3. Step 3: Cross multiply
    177,973.80x = 266,960.70 × 161,644.20
  4. Step 4: Simplify right side
    177,973.80x = 43,152,648,782.94
  5. Step 5: Solve for x
    x = 43,152,648,782.94/177,973.80
  6. Step 6: Final answer
    x = 242,466.30

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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.