Home / 111,880.36-167,798.04-54,930.34

Finding the Fourth Proportional to 111,880.36, 167,798.04 and 54,930.34

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Solution

The fourth proportional to 111,880.36, 167,798.04 and 54,930.34 is: 82,384.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,880.36 : 167,798.04 = 54,930.34 : x
  2. Step 2: Convert to fraction form
    111,880.36/167,798.04 = 54,930.34/x
  3. Step 3: Cross multiply
    111,880.36x = 167,798.04 × 54,930.34
  4. Step 4: Simplify right side
    111,880.36x = 9,217,203,388.53
  5. Step 5: Solve for x
    x = 9,217,203,388.53/111,880.36
  6. Step 6: Final answer
    x = 82,384.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.