Home / 167,657.36-251,517.12-55,345.40

Finding the Fourth Proportional to 167,657.36, 251,517.12 and 55,345.40

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Solution

The fourth proportional to 167,657.36, 251,517.12 and 55,345.40 is: 83,028.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,657.36 : 251,517.12 = 55,345.40 : x
  2. Step 2: Convert to fraction form
    167,657.36/251,517.12 = 55,345.40/x
  3. Step 3: Cross multiply
    167,657.36x = 251,517.12 × 55,345.40
  4. Step 4: Simplify right side
    167,657.36x = 13,920,315,613.25
  5. Step 5: Solve for x
    x = 13,920,315,613.25/167,657.36
  6. Step 6: Final answer
    x = 83,028.36

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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.