Home / 132,784.02-199,234.89-69,589.11

Finding the Fourth Proportional to 132,784.02, 199,234.89 and 69,589.11

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Solution

The fourth proportional to 132,784.02, 199,234.89 and 69,589.11 is: 104,414.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,784.02 : 199,234.89 = 69,589.11 : x
  2. Step 2: Convert to fraction form
    132,784.02/199,234.89 = 69,589.11/x
  3. Step 3: Cross multiply
    132,784.02x = 199,234.89 × 69,589.11
  4. Step 4: Simplify right side
    132,784.02x = 13,864,578,676.05
  5. Step 5: Solve for x
    x = 13,864,578,676.05/132,784.02
  6. Step 6: Final answer
    x = 104,414.51

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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.