Home / 123,208.96-184,794.24-40,102.40

Finding the Fourth Proportional to 123,208.96, 184,794.24 and 40,102.40

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Solution

The fourth proportional to 123,208.96, 184,794.24 and 40,102.40 is: 60,147.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,208.96 : 184,794.24 = 40,102.40 : x
  2. Step 2: Convert to fraction form
    123,208.96/184,794.24 = 40,102.40/x
  3. Step 3: Cross multiply
    123,208.96x = 184,794.24 × 40,102.40
  4. Step 4: Simplify right side
    123,208.96x = 7,410,692,530.18
  5. Step 5: Solve for x
    x = 7,410,692,530.18/123,208.96
  6. Step 6: Final answer
    x = 60,147.35

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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.