Home / 126,792.60-174,979.26-70,203.98

Finding the Fourth Proportional to 126,792.60, 174,979.26 and 70,203.98

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Solution

The fourth proportional to 126,792.60, 174,979.26 and 70,203.98 is: 96,884.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,792.60 : 174,979.26 = 70,203.98 : x
  2. Step 2: Convert to fraction form
    126,792.60/174,979.26 = 70,203.98/x
  3. Step 3: Cross multiply
    126,792.60x = 174,979.26 × 70,203.98
  4. Step 4: Simplify right side
    126,792.60x = 12,284,240,469.45
  5. Step 5: Solve for x
    x = 12,284,240,469.45/126,792.60
  6. Step 6: Final answer
    x = 96,884.52

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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.