Home / 160,542.36-240,861.06-55,371.96

Finding the Fourth Proportional to 160,542.36, 240,861.06 and 55,371.96

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Solution

The fourth proportional to 160,542.36, 240,861.06 and 55,371.96 is: 83,074.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,542.36 : 240,861.06 = 55,371.96 : x
  2. Step 2: Convert to fraction form
    160,542.36/240,861.06 = 55,371.96/x
  3. Step 3: Cross multiply
    160,542.36x = 240,861.06 × 55,371.96
  4. Step 4: Simplify right side
    160,542.36x = 13,336,948,979.88
  5. Step 5: Solve for x
    x = 13,336,948,979.88/160,542.36
  6. Step 6: Final answer
    x = 83,074.33

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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.