Home / 134,920.10-202,380.15-108,676.10

Finding the Fourth Proportional to 134,920.10, 202,380.15 and 108,676.10

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Solution

The fourth proportional to 134,920.10, 202,380.15 and 108,676.10 is: 163,014.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,920.10 : 202,380.15 = 108,676.10 : x
  2. Step 2: Convert to fraction form
    134,920.10/202,380.15 = 108,676.10/x
  3. Step 3: Cross multiply
    134,920.10x = 202,380.15 × 108,676.10
  4. Step 4: Simplify right side
    134,920.10x = 21,993,885,419.42
  5. Step 5: Solve for x
    x = 21,993,885,419.42/134,920.10
  6. Step 6: Final answer
    x = 163,014.15

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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.