Home / 173,906.81-239,871.34-122,333.25

Finding the Fourth Proportional to 173,906.81, 239,871.34 and 122,333.25

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Solution

The fourth proportional to 173,906.81, 239,871.34 and 122,333.25 is: 168,735.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,906.81 : 239,871.34 = 122,333.25 : x
  2. Step 2: Convert to fraction form
    173,906.81/239,871.34 = 122,333.25/x
  3. Step 3: Cross multiply
    173,906.81x = 239,871.34 × 122,333.25
  4. Step 4: Simplify right side
    173,906.81x = 29,344,240,536.59
  5. Step 5: Solve for x
    x = 29,344,240,536.59/173,906.81
  6. Step 6: Final answer
    x = 168,735.43

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1.5x scale

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.