Home / 111,977.64-167,984.28-37,100.43

Finding the Fourth Proportional to 111,977.64, 167,984.28 and 37,100.43

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Solution

The fourth proportional to 111,977.64, 167,984.28 and 37,100.43 is: 55,656.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,977.64 : 167,984.28 = 37,100.43 : x
  2. Step 2: Convert to fraction form
    111,977.64/167,984.28 = 37,100.43/x
  3. Step 3: Cross multiply
    111,977.64x = 167,984.28 × 37,100.43
  4. Step 4: Simplify right side
    111,977.64x = 6,232,289,021.24
  5. Step 5: Solve for x
    x = 6,232,289,021.24/111,977.64
  6. Step 6: Final answer
    x = 55,656.55

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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.