Home / 122,981.10-184,464.36-43,013.52

Finding the Fourth Proportional to 122,981.10, 184,464.36 and 43,013.52

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Solution

The fourth proportional to 122,981.10, 184,464.36 and 43,013.52 is: 64,517.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,981.10 : 184,464.36 = 43,013.52 : x
  2. Step 2: Convert to fraction form
    122,981.10/184,464.36 = 43,013.52/x
  3. Step 3: Cross multiply
    122,981.10x = 184,464.36 × 43,013.52
  4. Step 4: Simplify right side
    122,981.10x = 7,934,461,438.15
  5. Step 5: Solve for x
    x = 7,934,461,438.15/122,981.10
  6. Step 6: Final answer
    x = 64,517.73

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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.