Home / 168,171.12-232,074.72-92,718

Finding the Fourth Proportional to 168,171.12, 232,074.72 and 92,718

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Solution

The fourth proportional to 168,171.12, 232,074.72 and 92,718 is: 127,950.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,171.12 : 232,074.72 = 92,718 : x
  2. Step 2: Convert to fraction form
    168,171.12/232,074.72 = 92,718/x
  3. Step 3: Cross multiply
    168,171.12x = 232,074.72 × 92,718
  4. Step 4: Simplify right side
    168,171.12x = 21,517,503,888.96
  5. Step 5: Solve for x
    x = 21,517,503,888.96/168,171.12
  6. Step 6: Final answer
    x = 127,950.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.