Home / 167,460.30-251,190.45-161,555.40

Finding the Fourth Proportional to 167,460.30, 251,190.45 and 161,555.40

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Solution

The fourth proportional to 167,460.30, 251,190.45 and 161,555.40 is: 242,333.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,460.30 : 251,190.45 = 161,555.40 : x
  2. Step 2: Convert to fraction form
    167,460.30/251,190.45 = 161,555.40/x
  3. Step 3: Cross multiply
    167,460.30x = 251,190.45 × 161,555.40
  4. Step 4: Simplify right side
    167,460.30x = 40,581,173,625.93
  5. Step 5: Solve for x
    x = 40,581,173,625.93/167,460.30
  6. Step 6: Final answer
    x = 242,333.10

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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.