Home / 121,452.44-167,617.50-73,707.80

Finding the Fourth Proportional to 121,452.44, 167,617.50 and 73,707.80

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Solution

The fourth proportional to 121,452.44, 167,617.50 and 73,707.80 is: 101,724.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,452.44 : 167,617.50 = 73,707.80 : x
  2. Step 2: Convert to fraction form
    121,452.44/167,617.50 = 73,707.80/x
  3. Step 3: Cross multiply
    121,452.44x = 167,617.50 × 73,707.80
  4. Step 4: Simplify right side
    121,452.44x = 12,354,717,166.50
  5. Step 5: Solve for x
    x = 12,354,717,166.50/121,452.44
  6. Step 6: Final answer
    x = 101,724.73

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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.