Home / 122,967.20-184,425.60-34,198.40

Finding the Fourth Proportional to 122,967.20, 184,425.60 and 34,198.40

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Solution

The fourth proportional to 122,967.20, 184,425.60 and 34,198.40 is: 51,290.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,967.20 : 184,425.60 = 34,198.40 : x
  2. Step 2: Convert to fraction form
    122,967.20/184,425.60 = 34,198.40/x
  3. Step 3: Cross multiply
    122,967.20x = 184,425.60 × 34,198.40
  4. Step 4: Simplify right side
    122,967.20x = 6,307,060,439.04
  5. Step 5: Solve for x
    x = 6,307,060,439.04/122,967.20
  6. Step 6: Final answer
    x = 51,290.59

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1.5x scale

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.