Home / 126,790.41-174,971.06-69,433.49

Finding the Fourth Proportional to 126,790.41, 174,971.06 and 69,433.49

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Solution

The fourth proportional to 126,790.41, 174,971.06 and 69,433.49 is: 95,818.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,790.41 : 174,971.06 = 69,433.49 : x
  2. Step 2: Convert to fraction form
    126,790.41/174,971.06 = 69,433.49/x
  3. Step 3: Cross multiply
    126,790.41x = 174,971.06 × 69,433.49
  4. Step 4: Simplify right side
    126,790.41x = 12,148,850,711.22
  5. Step 5: Solve for x
    x = 12,148,850,711.22/126,790.41
  6. Step 6: Final answer
    x = 95,818.37

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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.