Home / 111,742.08-167,637.84-36,885.36

Finding the Fourth Proportional to 111,742.08, 167,637.84 and 36,885.36

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Solution

The fourth proportional to 111,742.08, 167,637.84 and 36,885.36 is: 55,336.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,742.08 : 167,637.84 = 36,885.36 : x
  2. Step 2: Convert to fraction form
    111,742.08/167,637.84 = 36,885.36/x
  3. Step 3: Cross multiply
    111,742.08x = 167,637.84 × 36,885.36
  4. Step 4: Simplify right side
    111,742.08x = 6,183,382,078.02
  5. Step 5: Solve for x
    x = 6,183,382,078.02/111,742.08
  6. Step 6: Final answer
    x = 55,336.20

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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.