Home / 167,885.03-231,792.97-129,054.04

Finding the Fourth Proportional to 167,885.03, 231,792.97 and 129,054.04

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Solution

The fourth proportional to 167,885.03, 231,792.97 and 129,054.04 is: 178,180.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,885.03 : 231,792.97 = 129,054.04 : x
  2. Step 2: Convert to fraction form
    167,885.03/231,792.97 = 129,054.04/x
  3. Step 3: Cross multiply
    167,885.03x = 231,792.97 × 129,054.04
  4. Step 4: Simplify right side
    167,885.03x = 29,913,819,222.10
  5. Step 5: Solve for x
    x = 29,913,819,222.10/167,885.03
  6. Step 6: Final answer
    x = 178,180.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.