Home / 154,646.20-231,617.22-92,187.64

Finding the Fourth Proportional to 154,646.20, 231,617.22 and 92,187.64

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Solution

The fourth proportional to 154,646.20, 231,617.22 and 92,187.64 is: 138,071.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,646.20 : 231,617.22 = 92,187.64 : x
  2. Step 2: Convert to fraction form
    154,646.20/231,617.22 = 92,187.64/x
  3. Step 3: Cross multiply
    154,646.20x = 231,617.22 × 92,187.64
  4. Step 4: Simplify right side
    154,646.20x = 21,352,244,895.16
  5. Step 5: Solve for x
    x = 21,352,244,895.16/154,646.20
  6. Step 6: Final answer
    x = 138,071.58

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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.