Home / 126,764.44-174,953.38-73,039.08

Finding the Fourth Proportional to 126,764.44, 174,953.38 and 73,039.08

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Solution

The fourth proportional to 126,764.44, 174,953.38 and 73,039.08 is: 100,804.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,764.44 : 174,953.38 = 73,039.08 : x
  2. Step 2: Convert to fraction form
    126,764.44/174,953.38 = 73,039.08/x
  3. Step 3: Cross multiply
    126,764.44x = 174,953.38 × 73,039.08
  4. Step 4: Simplify right side
    126,764.44x = 12,778,433,918.09
  5. Step 5: Solve for x
    x = 12,778,433,918.09/126,764.44
  6. Step 6: Final answer
    x = 100,804.56

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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.