Home / 123,603.02-184,961.64-107,020.30

Finding the Fourth Proportional to 123,603.02, 184,961.64 and 107,020.30

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Solution

The fourth proportional to 123,603.02, 184,961.64 and 107,020.30 is: 160,146.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,603.02 : 184,961.64 = 107,020.30 : x
  2. Step 2: Convert to fraction form
    123,603.02/184,961.64 = 107,020.30/x
  3. Step 3: Cross multiply
    123,603.02x = 184,961.64 × 107,020.30
  4. Step 4: Simplify right side
    123,603.02x = 19,794,650,201.29
  5. Step 5: Solve for x
    x = 19,794,650,201.29/123,603.02
  6. Step 6: Final answer
    x = 160,146.98

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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.