Home / 123,003.90-184,311.45-103,175.10

Finding the Fourth Proportional to 123,003.90, 184,311.45 and 103,175.10

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Solution

The fourth proportional to 123,003.90, 184,311.45 and 103,175.10 is: 154,599.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,003.90 : 184,311.45 = 103,175.10 : x
  2. Step 2: Convert to fraction form
    123,003.90/184,311.45 = 103,175.10/x
  3. Step 3: Cross multiply
    123,003.90x = 184,311.45 × 103,175.10
  4. Step 4: Simplify right side
    123,003.90x = 19,016,352,284.90
  5. Step 5: Solve for x
    x = 19,016,352,284.90/123,003.90
  6. Step 6: Final answer
    x = 154,599.59

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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.