Home / 126,916.34-175,162.92-73,190.66

Finding the Fourth Proportional to 126,916.34, 175,162.92 and 73,190.66

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Solution

The fourth proportional to 126,916.34, 175,162.92 and 73,190.66 is: 101,013.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,916.34 : 175,162.92 = 73,190.66 : x
  2. Step 2: Convert to fraction form
    126,916.34/175,162.92 = 73,190.66/x
  3. Step 3: Cross multiply
    126,916.34x = 175,162.92 × 73,190.66
  4. Step 4: Simplify right side
    126,916.34x = 12,820,289,722.33
  5. Step 5: Solve for x
    x = 12,820,289,722.33/126,916.34
  6. Step 6: Final answer
    x = 101,013.70

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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.