Home / 126,311.66-174,309.73-69,722.63

Finding the Fourth Proportional to 126,311.66, 174,309.73 and 69,722.63

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Solution

The fourth proportional to 126,311.66, 174,309.73 and 69,722.63 is: 96,217.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,311.66 : 174,309.73 = 69,722.63 : x
  2. Step 2: Convert to fraction form
    126,311.66/174,309.73 = 69,722.63/x
  3. Step 3: Cross multiply
    126,311.66x = 174,309.73 × 69,722.63
  4. Step 4: Simplify right side
    126,311.66x = 12,153,331,764.33
  5. Step 5: Solve for x
    x = 12,153,331,764.33/126,311.66
  6. Step 6: Final answer
    x = 96,217.03

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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.