Home / 121,239.03-167,315.03-67,524.04

Finding the Fourth Proportional to 121,239.03, 167,315.03 and 67,524.04

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Solution

The fourth proportional to 121,239.03, 167,315.03 and 67,524.04 is: 93,186.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,239.03 : 167,315.03 = 67,524.04 : x
  2. Step 2: Convert to fraction form
    121,239.03/167,315.03 = 67,524.04/x
  3. Step 3: Cross multiply
    121,239.03x = 167,315.03 × 67,524.04
  4. Step 4: Simplify right side
    121,239.03x = 11,297,786,778.32
  5. Step 5: Solve for x
    x = 11,297,786,778.32/121,239.03
  6. Step 6: Final answer
    x = 93,186.05

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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.