Home / 126,693.48-174,834.54-70,105.26

Finding the Fourth Proportional to 126,693.48, 174,834.54 and 70,105.26

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Solution

The fourth proportional to 126,693.48, 174,834.54 and 70,105.26 is: 96,743.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,693.48 : 174,834.54 = 70,105.26 : x
  2. Step 2: Convert to fraction form
    126,693.48/174,834.54 = 70,105.26/x
  3. Step 3: Cross multiply
    126,693.48x = 174,834.54 × 70,105.26
  4. Step 4: Simplify right side
    126,693.48x = 12,256,820,883.68
  5. Step 5: Solve for x
    x = 12,256,820,883.68/126,693.48
  6. Step 6: Final answer
    x = 96,743.90

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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.