Home / 121,174.06-167,200.24-67,457.70

Finding the Fourth Proportional to 121,174.06, 167,200.24 and 67,457.70

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Solution

The fourth proportional to 121,174.06, 167,200.24 and 67,457.70 is: 93,080.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,174.06 : 167,200.24 = 67,457.70 : x
  2. Step 2: Convert to fraction form
    121,174.06/167,200.24 = 67,457.70/x
  3. Step 3: Cross multiply
    121,174.06x = 167,200.24 × 67,457.70
  4. Step 4: Simplify right side
    121,174.06x = 11,278,943,629.85
  5. Step 5: Solve for x
    x = 11,278,943,629.85/121,174.06
  6. Step 6: Final answer
    x = 93,080.51

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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.