Home / 111,202.62-166,644.20-63,209.36

Finding the Fourth Proportional to 111,202.62, 166,644.20 and 63,209.36

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Solution

The fourth proportional to 111,202.62, 166,644.20 and 63,209.36 is: 94,723.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,202.62 : 166,644.20 = 63,209.36 : x
  2. Step 2: Convert to fraction form
    111,202.62/166,644.20 = 63,209.36/x
  3. Step 3: Cross multiply
    111,202.62x = 166,644.20 × 63,209.36
  4. Step 4: Simplify right side
    111,202.62x = 10,533,473,330.28
  5. Step 5: Solve for x
    x = 10,533,473,330.28/111,202.62
  6. Step 6: Final answer
    x = 94,723.25

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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.