Home / 126,810.43-174,996.25-70,220.59

Finding the Fourth Proportional to 126,810.43, 174,996.25 and 70,220.59

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Solution

The fourth proportional to 126,810.43, 174,996.25 and 70,220.59 is: 96,903.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,810.43 : 174,996.25 = 70,220.59 : x
  2. Step 2: Convert to fraction form
    126,810.43/174,996.25 = 70,220.59/x
  3. Step 3: Cross multiply
    126,810.43x = 174,996.25 × 70,220.59
  4. Step 4: Simplify right side
    126,810.43x = 12,288,339,922.79
  5. Step 5: Solve for x
    x = 12,288,339,922.79/126,810.43
  6. Step 6: Final answer
    x = 96,903.23

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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.