Home / 122,919.12-184,358.16-34,181.60

Finding the Fourth Proportional to 122,919.12, 184,358.16 and 34,181.60

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Solution

The fourth proportional to 122,919.12, 184,358.16 and 34,181.60 is: 51,266.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,919.12 : 184,358.16 = 34,181.60 : x
  2. Step 2: Convert to fraction form
    122,919.12/184,358.16 = 34,181.60/x
  3. Step 3: Cross multiply
    122,919.12x = 184,358.16 × 34,181.60
  4. Step 4: Simplify right side
    122,919.12x = 6,301,655,960.07
  5. Step 5: Solve for x
    x = 6,301,655,960.07/122,919.12
  6. Step 6: Final answer
    x = 51,266.69

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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.