Home / 126,362.18-174,375.24-69,772.34

Finding the Fourth Proportional to 126,362.18, 174,375.24 and 69,772.34

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Solution

The fourth proportional to 126,362.18, 174,375.24 and 69,772.34 is: 96,283.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,362.18 : 174,375.24 = 69,772.34 : x
  2. Step 2: Convert to fraction form
    126,362.18/174,375.24 = 69,772.34/x
  3. Step 3: Cross multiply
    126,362.18x = 174,375.24 × 69,772.34
  4. Step 4: Simplify right side
    126,362.18x = 12,166,568,532.86
  5. Step 5: Solve for x
    x = 12,166,568,532.86/126,362.18
  6. Step 6: Final answer
    x = 96,283.31

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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.