Home / 111,748.77-167,658.14-36,921.48

Finding the Fourth Proportional to 111,748.77, 167,658.14 and 36,921.48

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Solution

The fourth proportional to 111,748.77, 167,658.14 and 36,921.48 is: 55,393.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,748.77 : 167,658.14 = 36,921.48 : x
  2. Step 2: Convert to fraction form
    111,748.77/167,658.14 = 36,921.48/x
  3. Step 3: Cross multiply
    111,748.77x = 167,658.14 × 36,921.48
  4. Step 4: Simplify right side
    111,748.77x = 6,190,186,662.85
  5. Step 5: Solve for x
    x = 6,190,186,662.85/111,748.77
  6. Step 6: Final answer
    x = 55,393.78

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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.