Home / 251,254.11-376,800.13-82,734.38

Finding the Fourth Proportional to 251,254.11, 376,800.13 and 82,734.38

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Solution

The fourth proportional to 251,254.11, 376,800.13 and 82,734.38 is: 124,074.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,254.11 : 376,800.13 = 82,734.38 : x
  2. Step 2: Convert to fraction form
    251,254.11/376,800.13 = 82,734.38/x
  3. Step 3: Cross multiply
    251,254.11x = 376,800.13 × 82,734.38
  4. Step 4: Simplify right side
    251,254.11x = 31,174,325,139.47
  5. Step 5: Solve for x
    x = 31,174,325,139.47/251,254.11
  6. Step 6: Final answer
    x = 124,074.89

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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.