Home / 230,100.00-317,534.97-126,732.21

Finding the Fourth Proportional to 230,100.00, 317,534.97 and 126,732.21

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Solution

The fourth proportional to 230,100.00, 317,534.97 and 126,732.21 is: 174,888.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,100.00 : 317,534.97 = 126,732.21 : x
  2. Step 2: Convert to fraction form
    230,100.00/317,534.97 = 126,732.21/x
  3. Step 3: Cross multiply
    230,100.00x = 317,534.97 × 126,732.21
  4. Step 4: Simplify right side
    230,100.00x = 40,241,906,943.85
  5. Step 5: Solve for x
    x = 40,241,906,943.85/230,100.00
  6. Step 6: Final answer
    x = 174,888.78

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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.