Home / 111,740.31-167,633.55-36,865.02

Finding the Fourth Proportional to 111,740.31, 167,633.55 and 36,865.02

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Solution

The fourth proportional to 111,740.31, 167,633.55 and 36,865.02 is: 55,305.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,740.31 : 167,633.55 = 36,865.02 : x
  2. Step 2: Convert to fraction form
    111,740.31/167,633.55 = 36,865.02/x
  3. Step 3: Cross multiply
    111,740.31x = 167,633.55 × 36,865.02
  4. Step 4: Simplify right side
    111,740.31x = 6,179,814,173.42
  5. Step 5: Solve for x
    x = 6,179,814,173.42/111,740.31
  6. Step 6: Final answer
    x = 55,305.15

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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.