Home / 179,543.81-268,979.36-161,058.20

Finding the Fourth Proportional to 179,543.81, 268,979.36 and 161,058.20

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Solution

The fourth proportional to 179,543.81, 268,979.36 and 161,058.20 is: 241,285.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,543.81 : 268,979.36 = 161,058.20 : x
  2. Step 2: Convert to fraction form
    179,543.81/268,979.36 = 161,058.20/x
  3. Step 3: Cross multiply
    179,543.81x = 268,979.36 × 161,058.20
  4. Step 4: Simplify right side
    179,543.81x = 43,321,329,408.56
  5. Step 5: Solve for x
    x = 43,321,329,408.56/179,543.81
  6. Step 6: Final answer
    x = 241,285.57

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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.