Home / 167,512.08-251,315.02-67,742.33

Finding the Fourth Proportional to 167,512.08, 251,315.02 and 67,742.33

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Solution

The fourth proportional to 167,512.08, 251,315.02 and 67,742.33 is: 101,632.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,512.08 : 251,315.02 = 67,742.33 : x
  2. Step 2: Convert to fraction form
    167,512.08/251,315.02 = 67,742.33/x
  3. Step 3: Cross multiply
    167,512.08x = 251,315.02 × 67,742.33
  4. Step 4: Simplify right side
    167,512.08x = 17,024,663,846.90
  5. Step 5: Solve for x
    x = 17,024,663,846.90/167,512.08
  6. Step 6: Final answer
    x = 101,632.45

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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.