Home / 126,736.15-174,904.35-73,024.64

Finding the Fourth Proportional to 126,736.15, 174,904.35 and 73,024.64

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Solution

The fourth proportional to 126,736.15, 174,904.35 and 73,024.64 is: 100,778.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,736.15 : 174,904.35 = 73,024.64 : x
  2. Step 2: Convert to fraction form
    126,736.15/174,904.35 = 73,024.64/x
  3. Step 3: Cross multiply
    126,736.15x = 174,904.35 × 73,024.64
  4. Step 4: Simplify right side
    126,736.15x = 12,772,327,630.44
  5. Step 5: Solve for x
    x = 12,772,327,630.44/126,736.15
  6. Step 6: Final answer
    x = 100,778.88

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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.