Home / 167,619.12-251,465.76-55,334.04

Finding the Fourth Proportional to 167,619.12, 251,465.76 and 55,334.04

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Solution

The fourth proportional to 167,619.12, 251,465.76 and 55,334.04 is: 83,013.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,619.12 : 251,465.76 = 55,334.04 : x
  2. Step 2: Convert to fraction form
    167,619.12/251,465.76 = 55,334.04/x
  3. Step 3: Cross multiply
    167,619.12x = 251,465.76 × 55,334.04
  4. Step 4: Simplify right side
    167,619.12x = 13,914,616,422.47
  5. Step 5: Solve for x
    x = 13,914,616,422.47/167,619.12
  6. Step 6: Final answer
    x = 83,013.30

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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.