Home / 122,880.56-184,314.36-60,530

Finding the Fourth Proportional to 122,880.56, 184,314.36 and 60,530

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Solution

The fourth proportional to 122,880.56, 184,314.36 and 60,530 is: 90,791.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,880.56 : 184,314.36 = 60,530 : x
  2. Step 2: Convert to fraction form
    122,880.56/184,314.36 = 60,530/x
  3. Step 3: Cross multiply
    122,880.56x = 184,314.36 × 60,530
  4. Step 4: Simplify right side
    122,880.56x = 11,156,548,210.80
  5. Step 5: Solve for x
    x = 11,156,548,210.80/122,880.56
  6. Step 6: Final answer
    x = 90,791.81

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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.