Home / 126,220.68-174,179.97-69,630.84

Finding the Fourth Proportional to 126,220.68, 174,179.97 and 69,630.84

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Solution

The fourth proportional to 126,220.68, 174,179.97 and 69,630.84 is: 96,088.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,220.68 : 174,179.97 = 69,630.84 : x
  2. Step 2: Convert to fraction form
    126,220.68/174,179.97 = 69,630.84/x
  3. Step 3: Cross multiply
    126,220.68x = 174,179.97 × 69,630.84
  4. Step 4: Simplify right side
    126,220.68x = 12,128,297,622.27
  5. Step 5: Solve for x
    x = 12,128,297,622.27/126,220.68
  6. Step 6: Final answer
    x = 96,088.04

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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.