Home / 121,239.02-167,315.02-67,524.04

Finding the Fourth Proportional to 121,239.02, 167,315.02 and 67,524.04

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Solution

The fourth proportional to 121,239.02, 167,315.02 and 67,524.04 is: 93,186.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,239.02 : 167,315.02 = 67,524.04 : x
  2. Step 2: Convert to fraction form
    121,239.02/167,315.02 = 67,524.04/x
  3. Step 3: Cross multiply
    121,239.02x = 167,315.02 × 67,524.04
  4. Step 4: Simplify right side
    121,239.02x = 11,297,786,103.08
  5. Step 5: Solve for x
    x = 11,297,786,103.08/121,239.02
  6. Step 6: Final answer
    x = 93,186.06

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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.