Home / 111,731.44-167,561.58-36,837.60

Finding the Fourth Proportional to 111,731.44, 167,561.58 and 36,837.60

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Solution

The fourth proportional to 111,731.44, 167,561.58 and 36,837.60 is: 55,244.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,731.44 : 167,561.58 = 36,837.60 : x
  2. Step 2: Convert to fraction form
    111,731.44/167,561.58 = 36,837.60/x
  3. Step 3: Cross multiply
    111,731.44x = 167,561.58 × 36,837.60
  4. Step 4: Simplify right side
    111,731.44x = 6,172,566,459.41
  5. Step 5: Solve for x
    x = 6,172,566,459.41/111,731.44
  6. Step 6: Final answer
    x = 55,244.67

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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.