Home / 126,790.61-174,976.49-70,201.98

Finding the Fourth Proportional to 126,790.61, 174,976.49 and 70,201.98

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Solution

The fourth proportional to 126,790.61, 174,976.49 and 70,201.98 is: 96,881.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,790.61 : 174,976.49 = 70,201.98 : x
  2. Step 2: Convert to fraction form
    126,790.61/174,976.49 = 70,201.98/x
  3. Step 3: Cross multiply
    126,790.61x = 174,976.49 × 70,201.98
  4. Step 4: Simplify right side
    126,790.61x = 12,283,696,226.96
  5. Step 5: Solve for x
    x = 12,283,696,226.96/126,790.61
  6. Step 6: Final answer
    x = 96,881.75

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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.